Home / 4,823.20-6,656.16-3,251.68

Finding the Fourth Proportional to 4,823.20, 6,656.16 and 3,251.68

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Solution

The fourth proportional to 4,823.20, 6,656.16 and 3,251.68 is: 4,487.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.20 : 6,656.16 = 3,251.68 : x
  2. Step 2: Convert to fraction form
    4,823.20/6,656.16 = 3,251.68/x
  3. Step 3: Cross multiply
    4,823.20x = 6,656.16 × 3,251.68
  4. Step 4: Simplify right side
    4,823.20x = 21,643,702.35
  5. Step 5: Solve for x
    x = 21,643,702.35/4,823.20
  6. Step 6: Final answer
    x = 4,487.42

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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.