Home / 7,672.88-10,587.66-4,315.52

Finding the Fourth Proportional to 7,672.88, 10,587.66 and 4,315.52

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Solution

The fourth proportional to 7,672.88, 10,587.66 and 4,315.52 is: 5,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.88 : 10,587.66 = 4,315.52 : x
  2. Step 2: Convert to fraction form
    7,672.88/10,587.66 = 4,315.52/x
  3. Step 3: Cross multiply
    7,672.88x = 10,587.66 × 4,315.52
  4. Step 4: Simplify right side
    7,672.88x = 45,691,205.54
  5. Step 5: Solve for x
    x = 45,691,205.54/7,672.88
  6. Step 6: Final answer
    x = 5,954.90

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1.5x scale

Why These Related Problems?

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