Home / 5,370.86-8,052.96-1,672.04

Finding the Fourth Proportional to 5,370.86, 8,052.96 and 1,672.04

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Solution

The fourth proportional to 5,370.86, 8,052.96 and 1,672.04 is: 2,507.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.86 : 8,052.96 = 1,672.04 : x
  2. Step 2: Convert to fraction form
    5,370.86/8,052.96 = 1,672.04/x
  3. Step 3: Cross multiply
    5,370.86x = 8,052.96 × 1,672.04
  4. Step 4: Simplify right side
    5,370.86x = 13,464,871.24
  5. Step 5: Solve for x
    x = 13,464,871.24/5,370.86
  6. Step 6: Final answer
    x = 2,507.02

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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.