Home / 5,332.57-7,357.30-3,445.20

Finding the Fourth Proportional to 5,332.57, 7,357.30 and 3,445.20

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Solution

The fourth proportional to 5,332.57, 7,357.30 and 3,445.20 is: 4,753.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.57 : 7,357.30 = 3,445.20 : x
  2. Step 2: Convert to fraction form
    5,332.57/7,357.30 = 3,445.20/x
  3. Step 3: Cross multiply
    5,332.57x = 7,357.30 × 3,445.20
  4. Step 4: Simplify right side
    5,332.57x = 25,347,361.35
  5. Step 5: Solve for x
    x = 25,347,361.35/5,332.57
  6. Step 6: Final answer
    x = 4,753.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.