Home / 3,248.91-4,871.70-1,056.87

Finding the Fourth Proportional to 3,248.91, 4,871.70 and 1,056.87

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Solution

The fourth proportional to 3,248.91, 4,871.70 and 1,056.87 is: 1,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.91 : 4,871.70 = 1,056.87 : x
  2. Step 2: Convert to fraction form
    3,248.91/4,871.70 = 1,056.87/x
  3. Step 3: Cross multiply
    3,248.91x = 4,871.70 × 1,056.87
  4. Step 4: Simplify right side
    3,248.91x = 5,148,753.58
  5. Step 5: Solve for x
    x = 5,148,753.58/3,248.91
  6. Step 6: Final answer
    x = 1,584.76

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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.