Home / 8,324.47-11,487.71-4,547.64

Finding the Fourth Proportional to 8,324.47, 11,487.71 and 4,547.64

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Solution

The fourth proportional to 8,324.47, 11,487.71 and 4,547.64 is: 6,275.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.47 : 11,487.71 = 4,547.64 : x
  2. Step 2: Convert to fraction form
    8,324.47/11,487.71 = 4,547.64/x
  3. Step 3: Cross multiply
    8,324.47x = 11,487.71 × 4,547.64
  4. Step 4: Simplify right side
    8,324.47x = 52,241,969.50
  5. Step 5: Solve for x
    x = 52,241,969.50/8,324.47
  6. Step 6: Final answer
    x = 6,275.71

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.