Home / 5,692.68-8,545.50-3,389.04

Finding the Fourth Proportional to 5,692.68, 8,545.50 and 3,389.04

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Solution

The fourth proportional to 5,692.68, 8,545.50 and 3,389.04 is: 5,087.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.68 : 8,545.50 = 3,389.04 : x
  2. Step 2: Convert to fraction form
    5,692.68/8,545.50 = 3,389.04/x
  3. Step 3: Cross multiply
    5,692.68x = 8,545.50 × 3,389.04
  4. Step 4: Simplify right side
    5,692.68x = 28,961,041.32
  5. Step 5: Solve for x
    x = 28,961,041.32/5,692.68
  6. Step 6: Final answer
    x = 5,087.42

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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.