Home / 3,810.32-5,711.58-2,577.86

Finding the Fourth Proportional to 3,810.32, 5,711.58 and 2,577.86

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Solution

The fourth proportional to 3,810.32, 5,711.58 and 2,577.86 is: 3,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.32 : 5,711.58 = 2,577.86 : x
  2. Step 2: Convert to fraction form
    3,810.32/5,711.58 = 2,577.86/x
  3. Step 3: Cross multiply
    3,810.32x = 5,711.58 × 2,577.86
  4. Step 4: Simplify right side
    3,810.32x = 14,723,646.48
  5. Step 5: Solve for x
    x = 14,723,646.48/3,810.32
  6. Step 6: Final answer
    x = 3,864.15

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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.