Home / 10,734.59-16,101.89-8,644.79

Finding the Fourth Proportional to 10,734.59, 16,101.89 and 8,644.79

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Solution

The fourth proportional to 10,734.59, 16,101.89 and 8,644.79 is: 12,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.59 : 16,101.89 = 8,644.79 : x
  2. Step 2: Convert to fraction form
    10,734.59/16,101.89 = 8,644.79/x
  3. Step 3: Cross multiply
    10,734.59x = 16,101.89 × 8,644.79
  4. Step 4: Simplify right side
    10,734.59x = 139,197,333.92
  5. Step 5: Solve for x
    x = 139,197,333.92/10,734.59
  6. Step 6: Final answer
    x = 12,967.18

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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.