Home / 10,518.92-15,776.22-3,944.84

Finding the Fourth Proportional to 10,518.92, 15,776.22 and 3,944.84

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Solution

The fourth proportional to 10,518.92, 15,776.22 and 3,944.84 is: 5,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518.92 : 15,776.22 = 3,944.84 : x
  2. Step 2: Convert to fraction form
    10,518.92/15,776.22 = 3,944.84/x
  3. Step 3: Cross multiply
    10,518.92x = 15,776.22 × 3,944.84
  4. Step 4: Simplify right side
    10,518.92x = 62,234,663.70
  5. Step 5: Solve for x
    x = 62,234,663.70/10,518.92
  6. Step 6: Final answer
    x = 5,916.45

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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.