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Finding the Fourth Proportional to 5,307.83, 7,952.88 and 3,745.27

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Solution

The fourth proportional to 5,307.83, 7,952.88 and 3,745.27 is: 5,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.83 : 7,952.88 = 3,745.27 : x
  2. Step 2: Convert to fraction form
    5,307.83/7,952.88 = 3,745.27/x
  3. Step 3: Cross multiply
    5,307.83x = 7,952.88 × 3,745.27
  4. Step 4: Simplify right side
    5,307.83x = 29,785,706.86
  5. Step 5: Solve for x
    x = 29,785,706.86/5,307.83
  6. Step 6: Final answer
    x = 5,611.66

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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.