Home / 10,876.08-16,341.46-6,929.11

Finding the Fourth Proportional to 10,876.08, 16,341.46 and 6,929.11

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Solution

The fourth proportional to 10,876.08, 16,341.46 and 6,929.11 is: 10,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876.08 : 16,341.46 = 6,929.11 : x
  2. Step 2: Convert to fraction form
    10,876.08/16,341.46 = 6,929.11/x
  3. Step 3: Cross multiply
    10,876.08x = 16,341.46 × 6,929.11
  4. Step 4: Simplify right side
    10,876.08x = 113,231,773.90
  5. Step 5: Solve for x
    x = 113,231,773.90/10,876.08
  6. Step 6: Final answer
    x = 10,411.08

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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.