Home / 7,756.31-11,641.18-4,061.13

Finding the Fourth Proportional to 7,756.31, 11,641.18 and 4,061.13

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Solution

The fourth proportional to 7,756.31, 11,641.18 and 4,061.13 is: 6,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.31 : 11,641.18 = 4,061.13 : x
  2. Step 2: Convert to fraction form
    7,756.31/11,641.18 = 4,061.13/x
  3. Step 3: Cross multiply
    7,756.31x = 11,641.18 × 4,061.13
  4. Step 4: Simplify right side
    7,756.31x = 47,276,287.13
  5. Step 5: Solve for x
    x = 47,276,287.13/7,756.31
  6. Step 6: Final answer
    x = 6,095.20

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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.