Home / 1,508.73-2,080.47-1,193.49

Finding the Fourth Proportional to 1,508.73, 2,080.47 and 1,193.49

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Solution

The fourth proportional to 1,508.73, 2,080.47 and 1,193.49 is: 1,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.73 : 2,080.47 = 1,193.49 : x
  2. Step 2: Convert to fraction form
    1,508.73/2,080.47 = 1,193.49/x
  3. Step 3: Cross multiply
    1,508.73x = 2,080.47 × 1,193.49
  4. Step 4: Simplify right side
    1,508.73x = 2,483,020.14
  5. Step 5: Solve for x
    x = 2,483,020.14/1,508.73
  6. Step 6: Final answer
    x = 1,645.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.