Home / 11,062.17-15,265.67-7,290.81

Finding the Fourth Proportional to 11,062.17, 15,265.67 and 7,290.81

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Solution

The fourth proportional to 11,062.17, 15,265.67 and 7,290.81 is: 10,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,062.17 : 15,265.67 = 7,290.81 : x
  2. Step 2: Convert to fraction form
    11,062.17/15,265.67 = 7,290.81/x
  3. Step 3: Cross multiply
    11,062.17x = 15,265.67 × 7,290.81
  4. Step 4: Simplify right side
    11,062.17x = 111,299,063.04
  5. Step 5: Solve for x
    x = 111,299,063.04/11,062.17
  6. Step 6: Final answer
    x = 10,061.23

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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.