Home / 5,354.80-8,032.26-2,580.88

Finding the Fourth Proportional to 5,354.80, 8,032.26 and 2,580.88

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Solution

The fourth proportional to 5,354.80, 8,032.26 and 2,580.88 is: 3,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.80 : 8,032.26 = 2,580.88 : x
  2. Step 2: Convert to fraction form
    5,354.80/8,032.26 = 2,580.88/x
  3. Step 3: Cross multiply
    5,354.80x = 8,032.26 × 2,580.88
  4. Step 4: Simplify right side
    5,354.80x = 20,730,299.19
  5. Step 5: Solve for x
    x = 20,730,299.19/5,354.80
  6. Step 6: Final answer
    x = 3,871.35

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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.