Home / 11,061.80-15,264.15-6,585.74

Finding the Fourth Proportional to 11,061.80, 15,264.15 and 6,585.74

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Solution

The fourth proportional to 11,061.80, 15,264.15 and 6,585.74 is: 9,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,061.80 : 15,264.15 = 6,585.74 : x
  2. Step 2: Convert to fraction form
    11,061.80/15,264.15 = 6,585.74/x
  3. Step 3: Cross multiply
    11,061.80x = 15,264.15 × 6,585.74
  4. Step 4: Simplify right side
    11,061.80x = 100,525,723.22
  5. Step 5: Solve for x
    x = 100,525,723.22/11,061.80
  6. Step 6: Final answer
    x = 9,087.65

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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.