Home / 10,255.05-15,382.06-4,016.21

Finding the Fourth Proportional to 10,255.05, 15,382.06 and 4,016.21

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Solution

The fourth proportional to 10,255.05, 15,382.06 and 4,016.21 is: 6,024.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.05 : 15,382.06 = 4,016.21 : x
  2. Step 2: Convert to fraction form
    10,255.05/15,382.06 = 4,016.21/x
  3. Step 3: Cross multiply
    10,255.05x = 15,382.06 × 4,016.21
  4. Step 4: Simplify right side
    10,255.05x = 61,777,496.24
  5. Step 5: Solve for x
    x = 61,777,496.24/10,255.05
  6. Step 6: Final answer
    x = 6,024.10

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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.