Home / 1,630.82-2,446.25-1,146.04

Finding the Fourth Proportional to 1,630.82, 2,446.25 and 1,146.04

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Solution

The fourth proportional to 1,630.82, 2,446.25 and 1,146.04 is: 1,719.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.82 : 2,446.25 = 1,146.04 : x
  2. Step 2: Convert to fraction form
    1,630.82/2,446.25 = 1,146.04/x
  3. Step 3: Cross multiply
    1,630.82x = 2,446.25 × 1,146.04
  4. Step 4: Simplify right side
    1,630.82x = 2,803,488.50
  5. Step 5: Solve for x
    x = 2,803,488.50/1,630.82
  6. Step 6: Final answer
    x = 1,719.06

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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.