Home / 3,773.12-5,658.60-1,307.30

Finding the Fourth Proportional to 3,773.12, 5,658.60 and 1,307.30

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Solution

The fourth proportional to 3,773.12, 5,658.60 and 1,307.30 is: 1,960.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.12 : 5,658.60 = 1,307.30 : x
  2. Step 2: Convert to fraction form
    3,773.12/5,658.60 = 1,307.30/x
  3. Step 3: Cross multiply
    3,773.12x = 5,658.60 × 1,307.30
  4. Step 4: Simplify right side
    3,773.12x = 7,397,487.78
  5. Step 5: Solve for x
    x = 7,397,487.78/3,773.12
  6. Step 6: Final answer
    x = 1,960.58

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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.