Home / 10,230.30-15,355.98-6,343.92

Finding the Fourth Proportional to 10,230.30, 15,355.98 and 6,343.92

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Solution

The fourth proportional to 10,230.30, 15,355.98 and 6,343.92 is: 9,522.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230.30 : 15,355.98 = 6,343.92 : x
  2. Step 2: Convert to fraction form
    10,230.30/15,355.98 = 6,343.92/x
  3. Step 3: Cross multiply
    10,230.30x = 15,355.98 × 6,343.92
  4. Step 4: Simplify right side
    10,230.30x = 97,417,108.64
  5. Step 5: Solve for x
    x = 97,417,108.64/10,230.30
  6. Step 6: Final answer
    x = 9,522.41

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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.