Home / 1,323.59-1,983.72-1,008.89

Finding the Fourth Proportional to 1,323.59, 1,983.72 and 1,008.89

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Solution

The fourth proportional to 1,323.59, 1,983.72 and 1,008.89 is: 1,512.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323.59 : 1,983.72 = 1,008.89 : x
  2. Step 2: Convert to fraction form
    1,323.59/1,983.72 = 1,008.89/x
  3. Step 3: Cross multiply
    1,323.59x = 1,983.72 × 1,008.89
  4. Step 4: Simplify right side
    1,323.59x = 2,001,345.35
  5. Step 5: Solve for x
    x = 2,001,345.35/1,323.59
  6. Step 6: Final answer
    x = 1,512.06

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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.