Home / 9,442.28-13,029.98-5,250.80

Finding the Fourth Proportional to 9,442.28, 13,029.98 and 5,250.80

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Solution

The fourth proportional to 9,442.28, 13,029.98 and 5,250.80 is: 7,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,442.28 : 13,029.98 = 5,250.80 : x
  2. Step 2: Convert to fraction form
    9,442.28/13,029.98 = 5,250.80/x
  3. Step 3: Cross multiply
    9,442.28x = 13,029.98 × 5,250.80
  4. Step 4: Simplify right side
    9,442.28x = 68,417,818.98
  5. Step 5: Solve for x
    x = 68,417,818.98/9,442.28
  6. Step 6: Final answer
    x = 7,245.90

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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.