Home / 2,863.25-4,294.84-1,613.93

Finding the Fourth Proportional to 2,863.25, 4,294.84 and 1,613.93

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Solution

The fourth proportional to 2,863.25, 4,294.84 and 1,613.93 is: 2,420.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.25 : 4,294.84 = 1,613.93 : x
  2. Step 2: Convert to fraction form
    2,863.25/4,294.84 = 1,613.93/x
  3. Step 3: Cross multiply
    2,863.25x = 4,294.84 × 1,613.93
  4. Step 4: Simplify right side
    2,863.25x = 6,931,573.79
  5. Step 5: Solve for x
    x = 6,931,573.79/2,863.25
  6. Step 6: Final answer
    x = 2,420.88

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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.