Home / 5,542.70-8,302.85-3,456.30

Finding the Fourth Proportional to 5,542.70, 8,302.85 and 3,456.30

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Solution

The fourth proportional to 5,542.70, 8,302.85 and 3,456.30 is: 5,177.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.70 : 8,302.85 = 3,456.30 : x
  2. Step 2: Convert to fraction form
    5,542.70/8,302.85 = 3,456.30/x
  3. Step 3: Cross multiply
    5,542.70x = 8,302.85 × 3,456.30
  4. Step 4: Simplify right side
    5,542.70x = 28,697,140.46
  5. Step 5: Solve for x
    x = 28,697,140.46/5,542.70
  6. Step 6: Final answer
    x = 5,177.47

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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.