Home / 1,204.60-1,658.68-1,093.40

Finding the Fourth Proportional to 1,204.60, 1,658.68 and 1,093.40

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Solution

The fourth proportional to 1,204.60, 1,658.68 and 1,093.40 is: 1,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204.60 : 1,658.68 = 1,093.40 : x
  2. Step 2: Convert to fraction form
    1,204.60/1,658.68 = 1,093.40/x
  3. Step 3: Cross multiply
    1,204.60x = 1,658.68 × 1,093.40
  4. Step 4: Simplify right side
    1,204.60x = 1,813,600.71
  5. Step 5: Solve for x
    x = 1,813,600.71/1,204.60
  6. Step 6: Final answer
    x = 1,505.56

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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.