Home / 10,776.68-16,158.92-4,195.29

Finding the Fourth Proportional to 10,776.68, 16,158.92 and 4,195.29

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Solution

The fourth proportional to 10,776.68, 16,158.92 and 4,195.29 is: 6,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776.68 : 16,158.92 = 4,195.29 : x
  2. Step 2: Convert to fraction form
    10,776.68/16,158.92 = 4,195.29/x
  3. Step 3: Cross multiply
    10,776.68x = 16,158.92 × 4,195.29
  4. Step 4: Simplify right side
    10,776.68x = 67,791,334.51
  5. Step 5: Solve for x
    x = 67,791,334.51/10,776.68
  6. Step 6: Final answer
    x = 6,290.56

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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.