Home / 10,834.68-16,254.48-3,909.18

Finding the Fourth Proportional to 10,834.68, 16,254.48 and 3,909.18

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Solution

The fourth proportional to 10,834.68, 16,254.48 and 3,909.18 is: 5,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.68 : 16,254.48 = 3,909.18 : x
  2. Step 2: Convert to fraction form
    10,834.68/16,254.48 = 3,909.18/x
  3. Step 3: Cross multiply
    10,834.68x = 16,254.48 × 3,909.18
  4. Step 4: Simplify right side
    10,834.68x = 63,541,688.13
  5. Step 5: Solve for x
    x = 63,541,688.13/10,834.68
  6. Step 6: Final answer
    x = 5,864.66

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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.