Home / 6,329.76-8,731.56-4,440.57

Finding the Fourth Proportional to 6,329.76, 8,731.56 and 4,440.57

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Solution

The fourth proportional to 6,329.76, 8,731.56 and 4,440.57 is: 6,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.76 : 8,731.56 = 4,440.57 : x
  2. Step 2: Convert to fraction form
    6,329.76/8,731.56 = 4,440.57/x
  3. Step 3: Cross multiply
    6,329.76x = 8,731.56 × 4,440.57
  4. Step 4: Simplify right side
    6,329.76x = 38,773,103.39
  5. Step 5: Solve for x
    x = 38,773,103.39/6,329.76
  6. Step 6: Final answer
    x = 6,125.53

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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.