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Finding the Fourth Proportional to 3,595.53, 5,394.89 and 1,403.52

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Solution

The fourth proportional to 3,595.53, 5,394.89 and 1,403.52 is: 2,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.53 : 5,394.89 = 1,403.52 : x
  2. Step 2: Convert to fraction form
    3,595.53/5,394.89 = 1,403.52/x
  3. Step 3: Cross multiply
    3,595.53x = 5,394.89 × 1,403.52
  4. Step 4: Simplify right side
    3,595.53x = 7,571,836.01
  5. Step 5: Solve for x
    x = 7,571,836.01/3,595.53
  6. Step 6: Final answer
    x = 2,105.90

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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.