Home / 5,412.06-8,113.55-3,331.98

Finding the Fourth Proportional to 5,412.06, 8,113.55 and 3,331.98

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Solution

The fourth proportional to 5,412.06, 8,113.55 and 3,331.98 is: 4,995.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.06 : 8,113.55 = 3,331.98 : x
  2. Step 2: Convert to fraction form
    5,412.06/8,113.55 = 3,331.98/x
  3. Step 3: Cross multiply
    5,412.06x = 8,113.55 × 3,331.98
  4. Step 4: Simplify right side
    5,412.06x = 27,034,169.67
  5. Step 5: Solve for x
    x = 27,034,169.67/5,412.06
  6. Step 6: Final answer
    x = 4,995.17

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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.