Home / 3,359.60-5,041.47-2,125.31

Finding the Fourth Proportional to 3,359.60, 5,041.47 and 2,125.31

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Solution

The fourth proportional to 3,359.60, 5,041.47 and 2,125.31 is: 3,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.60 : 5,041.47 = 2,125.31 : x
  2. Step 2: Convert to fraction form
    3,359.60/5,041.47 = 2,125.31/x
  3. Step 3: Cross multiply
    3,359.60x = 5,041.47 × 2,125.31
  4. Step 4: Simplify right side
    3,359.60x = 10,714,686.61
  5. Step 5: Solve for x
    x = 10,714,686.61/3,359.60
  6. Step 6: Final answer
    x = 3,189.27

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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.