Home / 11,171.40-16,761.20-4,598.10

Finding the Fourth Proportional to 11,171.40, 16,761.20 and 4,598.10

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Solution

The fourth proportional to 11,171.40, 16,761.20 and 4,598.10 is: 6,898.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.40 : 16,761.20 = 4,598.10 : x
  2. Step 2: Convert to fraction form
    11,171.40/16,761.20 = 4,598.10/x
  3. Step 3: Cross multiply
    11,171.40x = 16,761.20 × 4,598.10
  4. Step 4: Simplify right side
    11,171.40x = 77,069,650.73
  5. Step 5: Solve for x
    x = 77,069,650.73/11,171.40
  6. Step 6: Final answer
    x = 6,898.84

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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.