Home / 4,732.06-6,527.34-3,138.78

Finding the Fourth Proportional to 4,732.06, 6,527.34 and 3,138.78

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Solution

The fourth proportional to 4,732.06, 6,527.34 and 3,138.78 is: 4,329.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,732.06 : 6,527.34 = 3,138.78 : x
  2. Step 2: Convert to fraction form
    4,732.06/6,527.34 = 3,138.78/x
  3. Step 3: Cross multiply
    4,732.06x = 6,527.34 × 3,138.78
  4. Step 4: Simplify right side
    4,732.06x = 20,487,884.25
  5. Step 5: Solve for x
    x = 20,487,884.25/4,732.06
  6. Step 6: Final answer
    x = 4,329.59

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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.