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Finding the Fourth Proportional to 4,795.76, 6,618.13 and 2,699.92

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Solution

The fourth proportional to 4,795.76, 6,618.13 and 2,699.92 is: 3,725.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795.76 : 6,618.13 = 2,699.92 : x
  2. Step 2: Convert to fraction form
    4,795.76/6,618.13 = 2,699.92/x
  3. Step 3: Cross multiply
    4,795.76x = 6,618.13 × 2,699.92
  4. Step 4: Simplify right side
    4,795.76x = 17,868,421.55
  5. Step 5: Solve for x
    x = 17,868,421.55/4,795.76
  6. Step 6: Final answer
    x = 3,725.88

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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.