Home / 11,647.20-17,459.82-5,798.28

Finding the Fourth Proportional to 11,647.20, 17,459.82 and 5,798.28

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Solution

The fourth proportional to 11,647.20, 17,459.82 and 5,798.28 is: 8,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,647.20 : 17,459.82 = 5,798.28 : x
  2. Step 2: Convert to fraction form
    11,647.20/17,459.82 = 5,798.28/x
  3. Step 3: Cross multiply
    11,647.20x = 17,459.82 × 5,798.28
  4. Step 4: Simplify right side
    11,647.20x = 101,236,925.11
  5. Step 5: Solve for x
    x = 101,236,925.11/11,647.20
  6. Step 6: Final answer
    x = 8,691.95

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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.