Home / 1,248.30-1,882.24-1,094.70

Finding the Fourth Proportional to 1,248.30, 1,882.24 and 1,094.70

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Solution

The fourth proportional to 1,248.30, 1,882.24 and 1,094.70 is: 1,650.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248.30 : 1,882.24 = 1,094.70 : x
  2. Step 2: Convert to fraction form
    1,248.30/1,882.24 = 1,094.70/x
  3. Step 3: Cross multiply
    1,248.30x = 1,882.24 × 1,094.70
  4. Step 4: Simplify right side
    1,248.30x = 2,060,488.13
  5. Step 5: Solve for x
    x = 2,060,488.13/1,248.30
  6. Step 6: Final answer
    x = 1,650.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.