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Finding the Fourth Proportional to 5,692.26, 7,854.94 and 3,567.72

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Solution

The fourth proportional to 5,692.26, 7,854.94 and 3,567.72 is: 4,923.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.26 : 7,854.94 = 3,567.72 : x
  2. Step 2: Convert to fraction form
    5,692.26/7,854.94 = 3,567.72/x
  3. Step 3: Cross multiply
    5,692.26x = 7,854.94 × 3,567.72
  4. Step 4: Simplify right side
    5,692.26x = 28,024,216.27
  5. Step 5: Solve for x
    x = 28,024,216.27/5,692.26
  6. Step 6: Final answer
    x = 4,923.21

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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.