Home / 7,695.36-11,543.49-2,765.52

Finding the Fourth Proportional to 7,695.36, 11,543.49 and 2,765.52

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Solution

The fourth proportional to 7,695.36, 11,543.49 and 2,765.52 is: 4,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.36 : 11,543.49 = 2,765.52 : x
  2. Step 2: Convert to fraction form
    7,695.36/11,543.49 = 2,765.52/x
  3. Step 3: Cross multiply
    7,695.36x = 11,543.49 × 2,765.52
  4. Step 4: Simplify right side
    7,695.36x = 31,923,752.46
  5. Step 5: Solve for x
    x = 31,923,752.46/7,695.36
  6. Step 6: Final answer
    x = 4,148.44

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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.