Home / 4,808.67-6,636.15-2,712.75

Finding the Fourth Proportional to 4,808.67, 6,636.15 and 2,712.75

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Solution

The fourth proportional to 4,808.67, 6,636.15 and 2,712.75 is: 3,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.67 : 6,636.15 = 2,712.75 : x
  2. Step 2: Convert to fraction form
    4,808.67/6,636.15 = 2,712.75/x
  3. Step 3: Cross multiply
    4,808.67x = 6,636.15 × 2,712.75
  4. Step 4: Simplify right side
    4,808.67x = 18,002,215.91
  5. Step 5: Solve for x
    x = 18,002,215.91/4,808.67
  6. Step 6: Final answer
    x = 3,743.70

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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.