Home / 4,827.20-6,659.99-2,702.42

Finding the Fourth Proportional to 4,827.20, 6,659.99 and 2,702.42

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Solution

The fourth proportional to 4,827.20, 6,659.99 and 2,702.42 is: 3,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.20 : 6,659.99 = 2,702.42 : x
  2. Step 2: Convert to fraction form
    4,827.20/6,659.99 = 2,702.42/x
  3. Step 3: Cross multiply
    4,827.20x = 6,659.99 × 2,702.42
  4. Step 4: Simplify right side
    4,827.20x = 17,998,078.47
  5. Step 5: Solve for x
    x = 17,998,078.47/4,827.20
  6. Step 6: Final answer
    x = 3,728.47

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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.