Home / 4,232.90-6,355.05-2,479.70

Finding the Fourth Proportional to 4,232.90, 6,355.05 and 2,479.70

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Solution

The fourth proportional to 4,232.90, 6,355.05 and 2,479.70 is: 3,722.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,232.90 : 6,355.05 = 2,479.70 : x
  2. Step 2: Convert to fraction form
    4,232.90/6,355.05 = 2,479.70/x
  3. Step 3: Cross multiply
    4,232.90x = 6,355.05 × 2,479.70
  4. Step 4: Simplify right side
    4,232.90x = 15,758,617.49
  5. Step 5: Solve for x
    x = 15,758,617.49/4,232.90
  6. Step 6: Final answer
    x = 3,722.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.