Home / 5,806.98-8,013.60-3,154.50

Finding the Fourth Proportional to 5,806.98, 8,013.60 and 3,154.50

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Solution

The fourth proportional to 5,806.98, 8,013.60 and 3,154.50 is: 4,353.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.98 : 8,013.60 = 3,154.50 : x
  2. Step 2: Convert to fraction form
    5,806.98/8,013.60 = 3,154.50/x
  3. Step 3: Cross multiply
    5,806.98x = 8,013.60 × 3,154.50
  4. Step 4: Simplify right side
    5,806.98x = 25,278,901.20
  5. Step 5: Solve for x
    x = 25,278,901.20/5,806.98
  6. Step 6: Final answer
    x = 4,353.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.