Home / 3,134.91-4,707.36-2,746.72

Finding the Fourth Proportional to 3,134.91, 4,707.36 and 2,746.72

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Solution

The fourth proportional to 3,134.91, 4,707.36 and 2,746.72 is: 4,124.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.91 : 4,707.36 = 2,746.72 : x
  2. Step 2: Convert to fraction form
    3,134.91/4,707.36 = 2,746.72/x
  3. Step 3: Cross multiply
    3,134.91x = 4,707.36 × 2,746.72
  4. Step 4: Simplify right side
    3,134.91x = 12,929,799.86
  5. Step 5: Solve for x
    x = 12,929,799.86/3,134.91
  6. Step 6: Final answer
    x = 4,124.46

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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.