Home / 9,499.20-14,248.80-6,874.80

Finding the Fourth Proportional to 9,499.20, 14,248.80 and 6,874.80

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Solution

The fourth proportional to 9,499.20, 14,248.80 and 6,874.80 is: 10,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,499.20 : 14,248.80 = 6,874.80 : x
  2. Step 2: Convert to fraction form
    9,499.20/14,248.80 = 6,874.80/x
  3. Step 3: Cross multiply
    9,499.20x = 14,248.80 × 6,874.80
  4. Step 4: Simplify right side
    9,499.20x = 97,957,650.24
  5. Step 5: Solve for x
    x = 97,957,650.24/9,499.20
  6. Step 6: Final answer
    x = 10,312.20

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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.