Home / 4,817.52-6,648.28-2,721.64

Finding the Fourth Proportional to 4,817.52, 6,648.28 and 2,721.64

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Solution

The fourth proportional to 4,817.52, 6,648.28 and 2,721.64 is: 3,755.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.52 : 6,648.28 = 2,721.64 : x
  2. Step 2: Convert to fraction form
    4,817.52/6,648.28 = 2,721.64/x
  3. Step 3: Cross multiply
    4,817.52x = 6,648.28 × 2,721.64
  4. Step 4: Simplify right side
    4,817.52x = 18,094,224.78
  5. Step 5: Solve for x
    x = 18,094,224.78/4,817.52
  6. Step 6: Final answer
    x = 3,755.92

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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.