Home / 4,721.10-7,081.65-2,248.42

Finding the Fourth Proportional to 4,721.10, 7,081.65 and 2,248.42

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Solution

The fourth proportional to 4,721.10, 7,081.65 and 2,248.42 is: 3,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.10 : 7,081.65 = 2,248.42 : x
  2. Step 2: Convert to fraction form
    4,721.10/7,081.65 = 2,248.42/x
  3. Step 3: Cross multiply
    4,721.10x = 7,081.65 × 2,248.42
  4. Step 4: Simplify right side
    4,721.10x = 15,922,523.49
  5. Step 5: Solve for x
    x = 15,922,523.49/4,721.10
  6. Step 6: Final answer
    x = 3,372.63

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1.5x scale

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.