Home / 10,363.77-15,545.12-2,572.11

Finding the Fourth Proportional to 10,363.77, 15,545.12 and 2,572.11

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Solution

The fourth proportional to 10,363.77, 15,545.12 and 2,572.11 is: 3,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.77 : 15,545.12 = 2,572.11 : x
  2. Step 2: Convert to fraction form
    10,363.77/15,545.12 = 2,572.11/x
  3. Step 3: Cross multiply
    10,363.77x = 15,545.12 × 2,572.11
  4. Step 4: Simplify right side
    10,363.77x = 39,983,745.74
  5. Step 5: Solve for x
    x = 39,983,745.74/10,363.77
  6. Step 6: Final answer
    x = 3,858.03

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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.