Home / 10,739.12-16,100.82-4,500.95

Finding the Fourth Proportional to 10,739.12, 16,100.82 and 4,500.95

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Solution

The fourth proportional to 10,739.12, 16,100.82 and 4,500.95 is: 6,748.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.12 : 16,100.82 = 4,500.95 : x
  2. Step 2: Convert to fraction form
    10,739.12/16,100.82 = 4,500.95/x
  3. Step 3: Cross multiply
    10,739.12x = 16,100.82 × 4,500.95
  4. Step 4: Simplify right side
    10,739.12x = 72,468,905.27
  5. Step 5: Solve for x
    x = 72,468,905.27/10,739.12
  6. Step 6: Final answer
    x = 6,748.13

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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.