Home / 9,439.02-14,168.79-5,494.59

Finding the Fourth Proportional to 9,439.02, 14,168.79 and 5,494.59

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Solution

The fourth proportional to 9,439.02, 14,168.79 and 5,494.59 is: 8,247.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.02 : 14,168.79 = 5,494.59 : x
  2. Step 2: Convert to fraction form
    9,439.02/14,168.79 = 5,494.59/x
  3. Step 3: Cross multiply
    9,439.02x = 14,168.79 × 5,494.59
  4. Step 4: Simplify right side
    9,439.02x = 77,851,691.85
  5. Step 5: Solve for x
    x = 77,851,691.85/9,439.02
  6. Step 6: Final answer
    x = 8,247.86

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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.