Home / 7,727.11-11,591.51-2,460.88

Finding the Fourth Proportional to 7,727.11, 11,591.51 and 2,460.88

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Solution

The fourth proportional to 7,727.11, 11,591.51 and 2,460.88 is: 3,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.11 : 11,591.51 = 2,460.88 : x
  2. Step 2: Convert to fraction form
    7,727.11/11,591.51 = 2,460.88/x
  3. Step 3: Cross multiply
    7,727.11x = 11,591.51 × 2,460.88
  4. Step 4: Simplify right side
    7,727.11x = 28,525,315.13
  5. Step 5: Solve for x
    x = 28,525,315.13/7,727.11
  6. Step 6: Final answer
    x = 3,691.59

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1.5x scale

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.