Home / 3,909.60-5,868.54-2,353.41

Finding the Fourth Proportional to 3,909.60, 5,868.54 and 2,353.41

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Solution

The fourth proportional to 3,909.60, 5,868.54 and 2,353.41 is: 3,532.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909.60 : 5,868.54 = 2,353.41 : x
  2. Step 2: Convert to fraction form
    3,909.60/5,868.54 = 2,353.41/x
  3. Step 3: Cross multiply
    3,909.60x = 5,868.54 × 2,353.41
  4. Step 4: Simplify right side
    3,909.60x = 13,811,080.72
  5. Step 5: Solve for x
    x = 13,811,080.72/3,909.60
  6. Step 6: Final answer
    x = 3,532.61

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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.