Home / 5,360.38-7,394.84-3,472.60

Finding the Fourth Proportional to 5,360.38, 7,394.84 and 3,472.60

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Solution

The fourth proportional to 5,360.38, 7,394.84 and 3,472.60 is: 4,790.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.38 : 7,394.84 = 3,472.60 : x
  2. Step 2: Convert to fraction form
    5,360.38/7,394.84 = 3,472.60/x
  3. Step 3: Cross multiply
    5,360.38x = 7,394.84 × 3,472.60
  4. Step 4: Simplify right side
    5,360.38x = 25,679,312.42
  5. Step 5: Solve for x
    x = 25,679,312.42/5,360.38
  6. Step 6: Final answer
    x = 4,790.58

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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.