Home / 10,016.03-15,014.86-3,440.72

Finding the Fourth Proportional to 10,016.03, 15,014.86 and 3,440.72

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Solution

The fourth proportional to 10,016.03, 15,014.86 and 3,440.72 is: 5,157.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,016.03 : 15,014.86 = 3,440.72 : x
  2. Step 2: Convert to fraction form
    10,016.03/15,014.86 = 3,440.72/x
  3. Step 3: Cross multiply
    10,016.03x = 15,014.86 × 3,440.72
  4. Step 4: Simplify right side
    10,016.03x = 51,661,929.10
  5. Step 5: Solve for x
    x = 51,661,929.10/10,016.03
  6. Step 6: Final answer
    x = 5,157.92

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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.