Home / 2,853.38-4,277.16-1,618.18

Finding the Fourth Proportional to 2,853.38, 4,277.16 and 1,618.18

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Solution

The fourth proportional to 2,853.38, 4,277.16 and 1,618.18 is: 2,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.38 : 4,277.16 = 1,618.18 : x
  2. Step 2: Convert to fraction form
    2,853.38/4,277.16 = 1,618.18/x
  3. Step 3: Cross multiply
    2,853.38x = 4,277.16 × 1,618.18
  4. Step 4: Simplify right side
    2,853.38x = 6,921,214.77
  5. Step 5: Solve for x
    x = 6,921,214.77/2,853.38
  6. Step 6: Final answer
    x = 2,425.62

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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.