Home / 4,687.12-6,468.08-2,799.52

Finding the Fourth Proportional to 4,687.12, 6,468.08 and 2,799.52

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Solution

The fourth proportional to 4,687.12, 6,468.08 and 2,799.52 is: 3,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.12 : 6,468.08 = 2,799.52 : x
  2. Step 2: Convert to fraction form
    4,687.12/6,468.08 = 2,799.52/x
  3. Step 3: Cross multiply
    4,687.12x = 6,468.08 × 2,799.52
  4. Step 4: Simplify right side
    4,687.12x = 18,107,519.32
  5. Step 5: Solve for x
    x = 18,107,519.32/4,687.12
  6. Step 6: Final answer
    x = 3,863.25

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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.