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Finding the Fourth Proportional to 2,383.50, 3,575.26 and 740.02

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Solution

The fourth proportional to 2,383.50, 3,575.26 and 740.02 is: 1,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.50 : 3,575.26 = 740.02 : x
  2. Step 2: Convert to fraction form
    2,383.50/3,575.26 = 740.02/x
  3. Step 3: Cross multiply
    2,383.50x = 3,575.26 × 740.02
  4. Step 4: Simplify right side
    2,383.50x = 2,645,763.91
  5. Step 5: Solve for x
    x = 2,645,763.91/2,383.50
  6. Step 6: Final answer
    x = 1,110.03

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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.