Home / 10,234.98-15,350.75-2,840.19

Finding the Fourth Proportional to 10,234.98, 15,350.75 and 2,840.19

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Solution

The fourth proportional to 10,234.98, 15,350.75 and 2,840.19 is: 4,259.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.98 : 15,350.75 = 2,840.19 : x
  2. Step 2: Convert to fraction form
    10,234.98/15,350.75 = 2,840.19/x
  3. Step 3: Cross multiply
    10,234.98x = 15,350.75 × 2,840.19
  4. Step 4: Simplify right side
    10,234.98x = 43,599,046.64
  5. Step 5: Solve for x
    x = 43,599,046.64/10,234.98
  6. Step 6: Final answer
    x = 4,259.81

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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.