Home / 5,265.10-7,255.85-3,770.42

Finding the Fourth Proportional to 5,265.10, 7,255.85 and 3,770.42

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Solution

The fourth proportional to 5,265.10, 7,255.85 and 3,770.42 is: 5,196.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.10 : 7,255.85 = 3,770.42 : x
  2. Step 2: Convert to fraction form
    5,265.10/7,255.85 = 3,770.42/x
  3. Step 3: Cross multiply
    5,265.10x = 7,255.85 × 3,770.42
  4. Step 4: Simplify right side
    5,265.10x = 27,357,601.96
  5. Step 5: Solve for x
    x = 27,357,601.96/5,265.10
  6. Step 6: Final answer
    x = 5,196.03

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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.