Home / 9,049.30-12,488.02-5,512.51

Finding the Fourth Proportional to 9,049.30, 12,488.02 and 5,512.51

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Solution

The fourth proportional to 9,049.30, 12,488.02 and 5,512.51 is: 7,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.30 : 12,488.02 = 5,512.51 : x
  2. Step 2: Convert to fraction form
    9,049.30/12,488.02 = 5,512.51/x
  3. Step 3: Cross multiply
    9,049.30x = 12,488.02 × 5,512.51
  4. Step 4: Simplify right side
    9,049.30x = 68,840,336.96
  5. Step 5: Solve for x
    x = 68,840,336.96/9,049.30
  6. Step 6: Final answer
    x = 7,607.26

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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.