Home / 11,547.27-17,319.33-4,150.71

Finding the Fourth Proportional to 11,547.27, 17,319.33 and 4,150.71

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Solution

The fourth proportional to 11,547.27, 17,319.33 and 4,150.71 is: 6,225.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.27 : 17,319.33 = 4,150.71 : x
  2. Step 2: Convert to fraction form
    11,547.27/17,319.33 = 4,150.71/x
  3. Step 3: Cross multiply
    11,547.27x = 17,319.33 × 4,150.71
  4. Step 4: Simplify right side
    11,547.27x = 71,887,516.22
  5. Step 5: Solve for x
    x = 71,887,516.22/11,547.27
  6. Step 6: Final answer
    x = 6,225.50

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.