Home / 3,648.45-5,473.22-1,672.59

Finding the Fourth Proportional to 3,648.45, 5,473.22 and 1,672.59

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Solution

The fourth proportional to 3,648.45, 5,473.22 and 1,672.59 is: 2,509.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.45 : 5,473.22 = 1,672.59 : x
  2. Step 2: Convert to fraction form
    3,648.45/5,473.22 = 1,672.59/x
  3. Step 3: Cross multiply
    3,648.45x = 5,473.22 × 1,672.59
  4. Step 4: Simplify right side
    3,648.45x = 9,154,444.68
  5. Step 5: Solve for x
    x = 9,154,444.68/3,648.45
  6. Step 6: Final answer
    x = 2,509.13

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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.