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Finding the Fourth Proportional to 1,863.08, 2,794.12 and 887.24

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Solution

The fourth proportional to 1,863.08, 2,794.12 and 887.24 is: 1,330.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.08 : 2,794.12 = 887.24 : x
  2. Step 2: Convert to fraction form
    1,863.08/2,794.12 = 887.24/x
  3. Step 3: Cross multiply
    1,863.08x = 2,794.12 × 887.24
  4. Step 4: Simplify right side
    1,863.08x = 2,479,055.03
  5. Step 5: Solve for x
    x = 2,479,055.03/1,863.08
  6. Step 6: Final answer
    x = 1,330.62

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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.