Home / 5,124.43-7,686.27-2,003.86

Finding the Fourth Proportional to 5,124.43, 7,686.27 and 2,003.86

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Solution

The fourth proportional to 5,124.43, 7,686.27 and 2,003.86 is: 3,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.43 : 7,686.27 = 2,003.86 : x
  2. Step 2: Convert to fraction form
    5,124.43/7,686.27 = 2,003.86/x
  3. Step 3: Cross multiply
    5,124.43x = 7,686.27 × 2,003.86
  4. Step 4: Simplify right side
    5,124.43x = 15,402,209.00
  5. Step 5: Solve for x
    x = 15,402,209.00/5,124.43
  6. Step 6: Final answer
    x = 3,005.64

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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.