Home / 2,909.40-4,365.26-1,060.64

Finding the Fourth Proportional to 2,909.40, 4,365.26 and 1,060.64

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Solution

The fourth proportional to 2,909.40, 4,365.26 and 1,060.64 is: 1,591.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.40 : 4,365.26 = 1,060.64 : x
  2. Step 2: Convert to fraction form
    2,909.40/4,365.26 = 1,060.64/x
  3. Step 3: Cross multiply
    2,909.40x = 4,365.26 × 1,060.64
  4. Step 4: Simplify right side
    2,909.40x = 4,629,942.24
  5. Step 5: Solve for x
    x = 4,629,942.24/2,909.40
  6. Step 6: Final answer
    x = 1,591.37

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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.