Home / 10,234.06-15,351.15-3,661.30

Finding the Fourth Proportional to 10,234.06, 15,351.15 and 3,661.30

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Solution

The fourth proportional to 10,234.06, 15,351.15 and 3,661.30 is: 5,491.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.06 : 15,351.15 = 3,661.30 : x
  2. Step 2: Convert to fraction form
    10,234.06/15,351.15 = 3,661.30/x
  3. Step 3: Cross multiply
    10,234.06x = 15,351.15 × 3,661.30
  4. Step 4: Simplify right side
    10,234.06x = 56,205,165.50
  5. Step 5: Solve for x
    x = 56,205,165.50/10,234.06
  6. Step 6: Final answer
    x = 5,491.97

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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.