Home / 10,037.38-15,055.21-4,112.57

Finding the Fourth Proportional to 10,037.38, 15,055.21 and 4,112.57

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Solution

The fourth proportional to 10,037.38, 15,055.21 and 4,112.57 is: 6,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037.38 : 15,055.21 = 4,112.57 : x
  2. Step 2: Convert to fraction form
    10,037.38/15,055.21 = 4,112.57/x
  3. Step 3: Cross multiply
    10,037.38x = 15,055.21 × 4,112.57
  4. Step 4: Simplify right side
    10,037.38x = 61,915,604.99
  5. Step 5: Solve for x
    x = 61,915,604.99/10,037.38
  6. Step 6: Final answer
    x = 6,168.50

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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.