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Finding the Fourth Proportional to 4,855.32, 6,700.14 and 2,759.56

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Solution

The fourth proportional to 4,855.32, 6,700.14 and 2,759.56 is: 3,808.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.32 : 6,700.14 = 2,759.56 : x
  2. Step 2: Convert to fraction form
    4,855.32/6,700.14 = 2,759.56/x
  3. Step 3: Cross multiply
    4,855.32x = 6,700.14 × 2,759.56
  4. Step 4: Simplify right side
    4,855.32x = 18,489,438.34
  5. Step 5: Solve for x
    x = 18,489,438.34/4,855.32
  6. Step 6: Final answer
    x = 3,808.08

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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.