Home / 4,587.20-6,330.10-2,491.32

Finding the Fourth Proportional to 4,587.20, 6,330.10 and 2,491.32

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Solution

The fourth proportional to 4,587.20, 6,330.10 and 2,491.32 is: 3,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.20 : 6,330.10 = 2,491.32 : x
  2. Step 2: Convert to fraction form
    4,587.20/6,330.10 = 2,491.32/x
  3. Step 3: Cross multiply
    4,587.20x = 6,330.10 × 2,491.32
  4. Step 4: Simplify right side
    4,587.20x = 15,770,304.73
  5. Step 5: Solve for x
    x = 15,770,304.73/4,587.20
  6. Step 6: Final answer
    x = 3,437.89

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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.