Home / 9,029.18-12,459.12-5,049.92

Finding the Fourth Proportional to 9,029.18, 12,459.12 and 5,049.92

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Solution

The fourth proportional to 9,029.18, 12,459.12 and 5,049.92 is: 6,968.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.18 : 12,459.12 = 5,049.92 : x
  2. Step 2: Convert to fraction form
    9,029.18/12,459.12 = 5,049.92/x
  3. Step 3: Cross multiply
    9,029.18x = 12,459.12 × 5,049.92
  4. Step 4: Simplify right side
    9,029.18x = 62,917,559.27
  5. Step 5: Solve for x
    x = 62,917,559.27/9,029.18
  6. Step 6: Final answer
    x = 6,968.25

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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.