Home / 9,516.51-13,132.80-5,324.76

Finding the Fourth Proportional to 9,516.51, 13,132.80 and 5,324.76

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Solution

The fourth proportional to 9,516.51, 13,132.80 and 5,324.76 is: 7,348.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.51 : 13,132.80 = 5,324.76 : x
  2. Step 2: Convert to fraction form
    9,516.51/13,132.80 = 5,324.76/x
  3. Step 3: Cross multiply
    9,516.51x = 13,132.80 × 5,324.76
  4. Step 4: Simplify right side
    9,516.51x = 69,929,008.13
  5. Step 5: Solve for x
    x = 69,929,008.13/9,516.51
  6. Step 6: Final answer
    x = 7,348.18

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Double scale
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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.