Home / 8,132.40-11,222.66-4,547.36

Finding the Fourth Proportional to 8,132.40, 11,222.66 and 4,547.36

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Solution

The fourth proportional to 8,132.40, 11,222.66 and 4,547.36 is: 6,275.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.40 : 11,222.66 = 4,547.36 : x
  2. Step 2: Convert to fraction form
    8,132.40/11,222.66 = 4,547.36/x
  3. Step 3: Cross multiply
    8,132.40x = 11,222.66 × 4,547.36
  4. Step 4: Simplify right side
    8,132.40x = 51,033,419.06
  5. Step 5: Solve for x
    x = 51,033,419.06/8,132.40
  6. Step 6: Final answer
    x = 6,275.32

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.