Home / 5,462.18-8,190.38-2,382.50

Finding the Fourth Proportional to 5,462.18, 8,190.38 and 2,382.50

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Solution

The fourth proportional to 5,462.18, 8,190.38 and 2,382.50 is: 3,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.18 : 8,190.38 = 2,382.50 : x
  2. Step 2: Convert to fraction form
    5,462.18/8,190.38 = 2,382.50/x
  3. Step 3: Cross multiply
    5,462.18x = 8,190.38 × 2,382.50
  4. Step 4: Simplify right side
    5,462.18x = 19,513,580.35
  5. Step 5: Solve for x
    x = 19,513,580.35/5,462.18
  6. Step 6: Final answer
    x = 3,572.49

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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.