Home / 10,074.87-15,112.44-3,501.18

Finding the Fourth Proportional to 10,074.87, 15,112.44 and 3,501.18

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Solution

The fourth proportional to 10,074.87, 15,112.44 and 3,501.18 is: 5,251.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074.87 : 15,112.44 = 3,501.18 : x
  2. Step 2: Convert to fraction form
    10,074.87/15,112.44 = 3,501.18/x
  3. Step 3: Cross multiply
    10,074.87x = 15,112.44 × 3,501.18
  4. Step 4: Simplify right side
    10,074.87x = 52,911,372.68
  5. Step 5: Solve for x
    x = 52,911,372.68/10,074.87
  6. Step 6: Final answer
    x = 5,251.82

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Double scale
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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.