Home / 7,750.15-11,627.75-3,534.91

Finding the Fourth Proportional to 7,750.15, 11,627.75 and 3,534.91

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Solution

The fourth proportional to 7,750.15, 11,627.75 and 3,534.91 is: 5,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.15 : 11,627.75 = 3,534.91 : x
  2. Step 2: Convert to fraction form
    7,750.15/11,627.75 = 3,534.91/x
  3. Step 3: Cross multiply
    7,750.15x = 11,627.75 × 3,534.91
  4. Step 4: Simplify right side
    7,750.15x = 41,103,049.75
  5. Step 5: Solve for x
    x = 41,103,049.75/7,750.15
  6. Step 6: Final answer
    x = 5,303.52

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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.