Home / 10,369.60-15,545.69-4,134.22

Finding the Fourth Proportional to 10,369.60, 15,545.69 and 4,134.22

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Solution

The fourth proportional to 10,369.60, 15,545.69 and 4,134.22 is: 6,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.60 : 15,545.69 = 4,134.22 : x
  2. Step 2: Convert to fraction form
    10,369.60/15,545.69 = 4,134.22/x
  3. Step 3: Cross multiply
    10,369.60x = 15,545.69 × 4,134.22
  4. Step 4: Simplify right side
    10,369.60x = 64,269,204.11
  5. Step 5: Solve for x
    x = 64,269,204.11/10,369.60
  6. Step 6: Final answer
    x = 6,197.85

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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.