Home / 7,695.60-11,542.08-2,765.04

Finding the Fourth Proportional to 7,695.60, 11,542.08 and 2,765.04

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Solution

The fourth proportional to 7,695.60, 11,542.08 and 2,765.04 is: 4,147.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.60 : 11,542.08 = 2,765.04 : x
  2. Step 2: Convert to fraction form
    7,695.60/11,542.08 = 2,765.04/x
  3. Step 3: Cross multiply
    7,695.60x = 11,542.08 × 2,765.04
  4. Step 4: Simplify right side
    7,695.60x = 31,914,312.88
  5. Step 5: Solve for x
    x = 31,914,312.88/7,695.60
  6. Step 6: Final answer
    x = 4,147.09

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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.