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Finding the Fourth Proportional to 2,383.59, 3,575.41 and 652.22

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Solution

The fourth proportional to 2,383.59, 3,575.41 and 652.22 is: 978.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.59 : 3,575.41 = 652.22 : x
  2. Step 2: Convert to fraction form
    2,383.59/3,575.41 = 652.22/x
  3. Step 3: Cross multiply
    2,383.59x = 3,575.41 × 652.22
  4. Step 4: Simplify right side
    2,383.59x = 2,331,947.81
  5. Step 5: Solve for x
    x = 2,331,947.81/2,383.59
  6. Step 6: Final answer
    x = 978.33

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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.