Home / 3,373.80-5,060.58-1,909.86

Finding the Fourth Proportional to 3,373.80, 5,060.58 and 1,909.86

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Solution

The fourth proportional to 3,373.80, 5,060.58 and 1,909.86 is: 2,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.80 : 5,060.58 = 1,909.86 : x
  2. Step 2: Convert to fraction form
    3,373.80/5,060.58 = 1,909.86/x
  3. Step 3: Cross multiply
    3,373.80x = 5,060.58 × 1,909.86
  4. Step 4: Simplify right side
    3,373.80x = 9,664,999.32
  5. Step 5: Solve for x
    x = 9,664,999.32/3,373.80
  6. Step 6: Final answer
    x = 2,864.72

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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.