Home / 5,169.74-7,750.24-2,357.57

Finding the Fourth Proportional to 5,169.74, 7,750.24 and 2,357.57

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Solution

The fourth proportional to 5,169.74, 7,750.24 and 2,357.57 is: 3,534.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.74 : 7,750.24 = 2,357.57 : x
  2. Step 2: Convert to fraction form
    5,169.74/7,750.24 = 2,357.57/x
  3. Step 3: Cross multiply
    5,169.74x = 7,750.24 × 2,357.57
  4. Step 4: Simplify right side
    5,169.74x = 18,271,738.16
  5. Step 5: Solve for x
    x = 18,271,738.16/5,169.74
  6. Step 6: Final answer
    x = 3,534.36

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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.