Home / 9,029.20-12,459.84-5,049.52

Finding the Fourth Proportional to 9,029.20, 12,459.84 and 5,049.52

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Solution

The fourth proportional to 9,029.20, 12,459.84 and 5,049.52 is: 6,968.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.20 : 12,459.84 = 5,049.52 : x
  2. Step 2: Convert to fraction form
    9,029.20/12,459.84 = 5,049.52/x
  3. Step 3: Cross multiply
    9,029.20x = 12,459.84 × 5,049.52
  4. Step 4: Simplify right side
    9,029.20x = 62,916,211.28
  5. Step 5: Solve for x
    x = 62,916,211.28/9,029.20
  6. Step 6: Final answer
    x = 6,968.08

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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.