Home / 2,909.64-4,365.12-1,060.68

Finding the Fourth Proportional to 2,909.64, 4,365.12 and 1,060.68

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Solution

The fourth proportional to 2,909.64, 4,365.12 and 1,060.68 is: 1,591.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.64 : 4,365.12 = 1,060.68 : x
  2. Step 2: Convert to fraction form
    2,909.64/4,365.12 = 1,060.68/x
  3. Step 3: Cross multiply
    2,909.64x = 4,365.12 × 1,060.68
  4. Step 4: Simplify right side
    2,909.64x = 4,629,995.48
  5. Step 5: Solve for x
    x = 4,629,995.48/2,909.64
  6. Step 6: Final answer
    x = 1,591.26

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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.