Home / 10,766.20-16,148.08-2,974

Finding the Fourth Proportional to 10,766.20, 16,148.08 and 2,974

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Solution

The fourth proportional to 10,766.20, 16,148.08 and 2,974 is: 4,460.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.20 : 16,148.08 = 2,974 : x
  2. Step 2: Convert to fraction form
    10,766.20/16,148.08 = 2,974/x
  3. Step 3: Cross multiply
    10,766.20x = 16,148.08 × 2,974
  4. Step 4: Simplify right side
    10,766.20x = 48,024,389.92
  5. Step 5: Solve for x
    x = 48,024,389.92/10,766.20
  6. Step 6: Final answer
    x = 4,460.66

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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.