Home / 5,013.20-6,920.18-4,488.32

Finding the Fourth Proportional to 5,013.20, 6,920.18 and 4,488.32

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Solution

The fourth proportional to 5,013.20, 6,920.18 and 4,488.32 is: 6,195.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.20 : 6,920.18 = 4,488.32 : x
  2. Step 2: Convert to fraction form
    5,013.20/6,920.18 = 4,488.32/x
  3. Step 3: Cross multiply
    5,013.20x = 6,920.18 × 4,488.32
  4. Step 4: Simplify right side
    5,013.20x = 31,059,982.30
  5. Step 5: Solve for x
    x = 31,059,982.30/5,013.20
  6. Step 6: Final answer
    x = 6,195.64

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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.