Home / 9,247.28-13,870.92-4,053.20

Finding the Fourth Proportional to 9,247.28, 13,870.92 and 4,053.20

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Solution

The fourth proportional to 9,247.28, 13,870.92 and 4,053.20 is: 6,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.28 : 13,870.92 = 4,053.20 : x
  2. Step 2: Convert to fraction form
    9,247.28/13,870.92 = 4,053.20/x
  3. Step 3: Cross multiply
    9,247.28x = 13,870.92 × 4,053.20
  4. Step 4: Simplify right side
    9,247.28x = 56,221,612.94
  5. Step 5: Solve for x
    x = 56,221,612.94/9,247.28
  6. Step 6: Final answer
    x = 6,079.80

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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.