Home / 10,782.59-16,176.20-6,104.81

Finding the Fourth Proportional to 10,782.59, 16,176.20 and 6,104.81

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Solution

The fourth proportional to 10,782.59, 16,176.20 and 6,104.81 is: 9,158.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782.59 : 16,176.20 = 6,104.81 : x
  2. Step 2: Convert to fraction form
    10,782.59/16,176.20 = 6,104.81/x
  3. Step 3: Cross multiply
    10,782.59x = 16,176.20 × 6,104.81
  4. Step 4: Simplify right side
    10,782.59x = 98,752,534.43
  5. Step 5: Solve for x
    x = 98,752,534.43/10,782.59
  6. Step 6: Final answer
    x = 9,158.51

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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.