Home / 5,157.13-7,723.27-3,302.50

Finding the Fourth Proportional to 5,157.13, 7,723.27 and 3,302.50

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Solution

The fourth proportional to 5,157.13, 7,723.27 and 3,302.50 is: 4,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.13 : 7,723.27 = 3,302.50 : x
  2. Step 2: Convert to fraction form
    5,157.13/7,723.27 = 3,302.50/x
  3. Step 3: Cross multiply
    5,157.13x = 7,723.27 × 3,302.50
  4. Step 4: Simplify right side
    5,157.13x = 25,506,052.30
  5. Step 5: Solve for x
    x = 25,506,052.30/5,157.13
  6. Step 6: Final answer
    x = 4,945.79

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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.