Home / 2,863.68-4,294.08-1,130.88

Finding the Fourth Proportional to 2,863.68, 4,294.08 and 1,130.88

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Solution

The fourth proportional to 2,863.68, 4,294.08 and 1,130.88 is: 1,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.68 : 4,294.08 = 1,130.88 : x
  2. Step 2: Convert to fraction form
    2,863.68/4,294.08 = 1,130.88/x
  3. Step 3: Cross multiply
    2,863.68x = 4,294.08 × 1,130.88
  4. Step 4: Simplify right side
    2,863.68x = 4,856,089.19
  5. Step 5: Solve for x
    x = 4,856,089.19/2,863.68
  6. Step 6: Final answer
    x = 1,695.75

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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.