Home / 4,001.77-6,002.64-1,079.86

Finding the Fourth Proportional to 4,001.77, 6,002.64 and 1,079.86

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Solution

The fourth proportional to 4,001.77, 6,002.64 and 1,079.86 is: 1,619.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.77 : 6,002.64 = 1,079.86 : x
  2. Step 2: Convert to fraction form
    4,001.77/6,002.64 = 1,079.86/x
  3. Step 3: Cross multiply
    4,001.77x = 6,002.64 × 1,079.86
  4. Step 4: Simplify right side
    4,001.77x = 6,482,010.83
  5. Step 5: Solve for x
    x = 6,482,010.83/4,001.77
  6. Step 6: Final answer
    x = 1,619.79

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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.