Home / 4,869.11-6,714.90-3,251.17

Finding the Fourth Proportional to 4,869.11, 6,714.90 and 3,251.17

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Solution

The fourth proportional to 4,869.11, 6,714.90 and 3,251.17 is: 4,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.11 : 6,714.90 = 3,251.17 : x
  2. Step 2: Convert to fraction form
    4,869.11/6,714.90 = 3,251.17/x
  3. Step 3: Cross multiply
    4,869.11x = 6,714.90 × 3,251.17
  4. Step 4: Simplify right side
    4,869.11x = 21,831,289.83
  5. Step 5: Solve for x
    x = 21,831,289.83/4,869.11
  6. Step 6: Final answer
    x = 4,483.63

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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.