Home / 10,253.44-14,149.84-5,777.20

Finding the Fourth Proportional to 10,253.44, 14,149.84 and 5,777.20

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Solution

The fourth proportional to 10,253.44, 14,149.84 and 5,777.20 is: 7,972.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.44 : 14,149.84 = 5,777.20 : x
  2. Step 2: Convert to fraction form
    10,253.44/14,149.84 = 5,777.20/x
  3. Step 3: Cross multiply
    10,253.44x = 14,149.84 × 5,777.20
  4. Step 4: Simplify right side
    10,253.44x = 81,746,455.65
  5. Step 5: Solve for x
    x = 81,746,455.65/10,253.44
  6. Step 6: Final answer
    x = 7,972.59

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