Home / 9,323.87-13,985.96-2,748.56

Finding the Fourth Proportional to 9,323.87, 13,985.96 and 2,748.56

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Solution

The fourth proportional to 9,323.87, 13,985.96 and 2,748.56 is: 4,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.87 : 13,985.96 = 2,748.56 : x
  2. Step 2: Convert to fraction form
    9,323.87/13,985.96 = 2,748.56/x
  3. Step 3: Cross multiply
    9,323.87x = 13,985.96 × 2,748.56
  4. Step 4: Simplify right side
    9,323.87x = 38,441,166.55
  5. Step 5: Solve for x
    x = 38,441,166.55/9,323.87
  6. Step 6: Final answer
    x = 4,122.88

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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.