Home / 11,174.92-15,423.30-6,461.95

Finding the Fourth Proportional to 11,174.92, 15,423.30 and 6,461.95

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Solution

The fourth proportional to 11,174.92, 15,423.30 and 6,461.95 is: 8,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.92 : 15,423.30 = 6,461.95 : x
  2. Step 2: Convert to fraction form
    11,174.92/15,423.30 = 6,461.95/x
  3. Step 3: Cross multiply
    11,174.92x = 15,423.30 × 6,461.95
  4. Step 4: Simplify right side
    11,174.92x = 99,664,593.44
  5. Step 5: Solve for x
    x = 99,664,593.44/11,174.92
  6. Step 6: Final answer
    x = 8,918.60

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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.