Home / 4,765.60-7,147.04-1,476.96

Finding the Fourth Proportional to 4,765.60, 7,147.04 and 1,476.96

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Solution

The fourth proportional to 4,765.60, 7,147.04 and 1,476.96 is: 2,215.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.60 : 7,147.04 = 1,476.96 : x
  2. Step 2: Convert to fraction form
    4,765.60/7,147.04 = 1,476.96/x
  3. Step 3: Cross multiply
    4,765.60x = 7,147.04 × 1,476.96
  4. Step 4: Simplify right side
    4,765.60x = 10,555,892.20
  5. Step 5: Solve for x
    x = 10,555,892.20/4,765.60
  6. Step 6: Final answer
    x = 2,215.02

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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.