Home / 4,731.91-6,532.73-3,140.71

Finding the Fourth Proportional to 4,731.91, 6,532.73 and 3,140.71

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Solution

The fourth proportional to 4,731.91, 6,532.73 and 3,140.71 is: 4,335.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.91 : 6,532.73 = 3,140.71 : x
  2. Step 2: Convert to fraction form
    4,731.91/6,532.73 = 3,140.71/x
  3. Step 3: Cross multiply
    4,731.91x = 6,532.73 × 3,140.71
  4. Step 4: Simplify right side
    4,731.91x = 20,517,401.96
  5. Step 5: Solve for x
    x = 20,517,401.96/4,731.91
  6. Step 6: Final answer
    x = 4,335.97

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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.