Home / 4,808.63-6,635.85-2,712.76

Finding the Fourth Proportional to 4,808.63, 6,635.85 and 2,712.76

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Solution

The fourth proportional to 4,808.63, 6,635.85 and 2,712.76 is: 3,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.63 : 6,635.85 = 2,712.76 : x
  2. Step 2: Convert to fraction form
    4,808.63/6,635.85 = 2,712.76/x
  3. Step 3: Cross multiply
    4,808.63x = 6,635.85 × 2,712.76
  4. Step 4: Simplify right side
    4,808.63x = 18,001,468.45
  5. Step 5: Solve for x
    x = 18,001,468.45/4,808.63
  6. Step 6: Final answer
    x = 3,743.58

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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.