Home / 11,542.29-15,932.46-7,065.01

Finding the Fourth Proportional to 11,542.29, 15,932.46 and 7,065.01

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Solution

The fourth proportional to 11,542.29, 15,932.46 and 7,065.01 is: 9,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,542.29 : 15,932.46 = 7,065.01 : x
  2. Step 2: Convert to fraction form
    11,542.29/15,932.46 = 7,065.01/x
  3. Step 3: Cross multiply
    11,542.29x = 15,932.46 × 7,065.01
  4. Step 4: Simplify right side
    11,542.29x = 112,562,989.22
  5. Step 5: Solve for x
    x = 112,562,989.22/11,542.29
  6. Step 6: Final answer
    x = 9,752.22

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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.