Home / 3,513.06-5,257.44-2,818.08

Finding the Fourth Proportional to 3,513.06, 5,257.44 and 2,818.08

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Solution

The fourth proportional to 3,513.06, 5,257.44 and 2,818.08 is: 4,217.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.06 : 5,257.44 = 2,818.08 : x
  2. Step 2: Convert to fraction form
    3,513.06/5,257.44 = 2,818.08/x
  3. Step 3: Cross multiply
    3,513.06x = 5,257.44 × 2,818.08
  4. Step 4: Simplify right side
    3,513.06x = 14,815,886.52
  5. Step 5: Solve for x
    x = 14,815,886.52/3,513.06
  6. Step 6: Final answer
    x = 4,217.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.