Home / 4,506.78-6,218.88-2,517.12

Finding the Fourth Proportional to 4,506.78, 6,218.88 and 2,517.12

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Solution

The fourth proportional to 4,506.78, 6,218.88 and 2,517.12 is: 3,473.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,506.78 : 6,218.88 = 2,517.12 : x
  2. Step 2: Convert to fraction form
    4,506.78/6,218.88 = 2,517.12/x
  3. Step 3: Cross multiply
    4,506.78x = 6,218.88 × 2,517.12
  4. Step 4: Simplify right side
    4,506.78x = 15,653,667.23
  5. Step 5: Solve for x
    x = 15,653,667.23/4,506.78
  6. Step 6: Final answer
    x = 3,473.36

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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.