Home / 1,612.35-2,225.76-1,073.97

Finding the Fourth Proportional to 1,612.35, 2,225.76 and 1,073.97

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Solution

The fourth proportional to 1,612.35, 2,225.76 and 1,073.97 is: 1,482.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.35 : 2,225.76 = 1,073.97 : x
  2. Step 2: Convert to fraction form
    1,612.35/2,225.76 = 1,073.97/x
  3. Step 3: Cross multiply
    1,612.35x = 2,225.76 × 1,073.97
  4. Step 4: Simplify right side
    1,612.35x = 2,390,399.47
  5. Step 5: Solve for x
    x = 2,390,399.47/1,612.35
  6. Step 6: Final answer
    x = 1,482.56

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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.