Home / 11,026.68-15,217.11-6,312.48

Finding the Fourth Proportional to 11,026.68, 15,217.11 and 6,312.48

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Solution

The fourth proportional to 11,026.68, 15,217.11 and 6,312.48 is: 8,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.68 : 15,217.11 = 6,312.48 : x
  2. Step 2: Convert to fraction form
    11,026.68/15,217.11 = 6,312.48/x
  3. Step 3: Cross multiply
    11,026.68x = 15,217.11 × 6,312.48
  4. Step 4: Simplify right side
    11,026.68x = 96,057,702.53
  5. Step 5: Solve for x
    x = 96,057,702.53/11,026.68
  6. Step 6: Final answer
    x = 8,711.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.