Home / 8,273.39-11,417.28-4,547.39

Finding the Fourth Proportional to 8,273.39, 11,417.28 and 4,547.39

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Solution

The fourth proportional to 8,273.39, 11,417.28 and 4,547.39 is: 6,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.39 : 11,417.28 = 4,547.39 : x
  2. Step 2: Convert to fraction form
    8,273.39/11,417.28 = 4,547.39/x
  3. Step 3: Cross multiply
    8,273.39x = 11,417.28 × 4,547.39
  4. Step 4: Simplify right side
    8,273.39x = 51,918,827.77
  5. Step 5: Solve for x
    x = 51,918,827.77/8,273.39
  6. Step 6: Final answer
    x = 6,275.40

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Half scale
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Double scale
Find fourth proportional to 8,274.39, 11,418.66 and 4,548.39
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.