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Finding the Fourth Proportional to 3,597.55, 5,396.31 and 1,132.58

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Solution

The fourth proportional to 3,597.55, 5,396.31 and 1,132.58 is: 1,698.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.55 : 5,396.31 = 1,132.58 : x
  2. Step 2: Convert to fraction form
    3,597.55/5,396.31 = 1,132.58/x
  3. Step 3: Cross multiply
    3,597.55x = 5,396.31 × 1,132.58
  4. Step 4: Simplify right side
    3,597.55x = 6,111,752.78
  5. Step 5: Solve for x
    x = 6,111,752.78/3,597.55
  6. Step 6: Final answer
    x = 1,698.87

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1.5x scale

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.