Home / 3,711.02-5,565.55-1,077.81

Finding the Fourth Proportional to 3,711.02, 5,565.55 and 1,077.81

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Solution

The fourth proportional to 3,711.02, 5,565.55 and 1,077.81 is: 1,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.02 : 5,565.55 = 1,077.81 : x
  2. Step 2: Convert to fraction form
    3,711.02/5,565.55 = 1,077.81/x
  3. Step 3: Cross multiply
    3,711.02x = 5,565.55 × 1,077.81
  4. Step 4: Simplify right side
    3,711.02x = 5,998,625.64
  5. Step 5: Solve for x
    x = 5,998,625.64/3,711.02
  6. Step 6: Final answer
    x = 1,616.44

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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.