Home / 10,012.32-15,016.05-4,168.98

Finding the Fourth Proportional to 10,012.32, 15,016.05 and 4,168.98

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Solution

The fourth proportional to 10,012.32, 15,016.05 and 4,168.98 is: 6,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.32 : 15,016.05 = 4,168.98 : x
  2. Step 2: Convert to fraction form
    10,012.32/15,016.05 = 4,168.98/x
  3. Step 3: Cross multiply
    10,012.32x = 15,016.05 × 4,168.98
  4. Step 4: Simplify right side
    10,012.32x = 62,601,612.13
  5. Step 5: Solve for x
    x = 62,601,612.13/10,012.32
  6. Step 6: Final answer
    x = 6,252.46

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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.