Home / 10,071.66-15,112.66-4,152.92

Finding the Fourth Proportional to 10,071.66, 15,112.66 and 4,152.92

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Solution

The fourth proportional to 10,071.66, 15,112.66 and 4,152.92 is: 6,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.66 : 15,112.66 = 4,152.92 : x
  2. Step 2: Convert to fraction form
    10,071.66/15,112.66 = 4,152.92/x
  3. Step 3: Cross multiply
    10,071.66x = 15,112.66 × 4,152.92
  4. Step 4: Simplify right side
    10,071.66x = 62,761,667.97
  5. Step 5: Solve for x
    x = 62,761,667.97/10,071.66
  6. Step 6: Final answer
    x = 6,231.51

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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.