Home / 5,160.30-7,114.39-4,204.50

Finding the Fourth Proportional to 5,160.30, 7,114.39 and 4,204.50

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Solution

The fourth proportional to 5,160.30, 7,114.39 and 4,204.50 is: 5,796.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.30 : 7,114.39 = 4,204.50 : x
  2. Step 2: Convert to fraction form
    5,160.30/7,114.39 = 4,204.50/x
  3. Step 3: Cross multiply
    5,160.30x = 7,114.39 × 4,204.50
  4. Step 4: Simplify right side
    5,160.30x = 29,912,452.76
  5. Step 5: Solve for x
    x = 29,912,452.76/5,160.30
  6. Step 6: Final answer
    x = 5,796.65

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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.