Home / 4,679.60-7,010.69-3,635.91

Finding the Fourth Proportional to 4,679.60, 7,010.69 and 3,635.91

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Solution

The fourth proportional to 4,679.60, 7,010.69 and 3,635.91 is: 5,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.60 : 7,010.69 = 3,635.91 : x
  2. Step 2: Convert to fraction form
    4,679.60/7,010.69 = 3,635.91/x
  3. Step 3: Cross multiply
    4,679.60x = 7,010.69 × 3,635.91
  4. Step 4: Simplify right side
    4,679.60x = 25,490,219.70
  5. Step 5: Solve for x
    x = 25,490,219.70/4,679.60
  6. Step 6: Final answer
    x = 5,447.10

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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.