Home / 3,417.55-5,129.04-1,569.52

Finding the Fourth Proportional to 3,417.55, 5,129.04 and 1,569.52

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Solution

The fourth proportional to 3,417.55, 5,129.04 and 1,569.52 is: 2,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.55 : 5,129.04 = 1,569.52 : x
  2. Step 2: Convert to fraction form
    3,417.55/5,129.04 = 1,569.52/x
  3. Step 3: Cross multiply
    3,417.55x = 5,129.04 × 1,569.52
  4. Step 4: Simplify right side
    3,417.55x = 8,050,130.86
  5. Step 5: Solve for x
    x = 8,050,130.86/3,417.55
  6. Step 6: Final answer
    x = 2,355.53

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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.