Home / 5,692.47-8,538.39-2,184.15

Finding the Fourth Proportional to 5,692.47, 8,538.39 and 2,184.15

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Solution

The fourth proportional to 5,692.47, 8,538.39 and 2,184.15 is: 3,276.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.47 : 8,538.39 = 2,184.15 : x
  2. Step 2: Convert to fraction form
    5,692.47/8,538.39 = 2,184.15/x
  3. Step 3: Cross multiply
    5,692.47x = 8,538.39 × 2,184.15
  4. Step 4: Simplify right side
    5,692.47x = 18,649,156.54
  5. Step 5: Solve for x
    x = 18,649,156.54/5,692.47
  6. Step 6: Final answer
    x = 3,276.11

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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.