Home / 3,148.73-4,722.78-1,588.11

Finding the Fourth Proportional to 3,148.73, 4,722.78 and 1,588.11

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Solution

The fourth proportional to 3,148.73, 4,722.78 and 1,588.11 is: 2,382.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.73 : 4,722.78 = 1,588.11 : x
  2. Step 2: Convert to fraction form
    3,148.73/4,722.78 = 1,588.11/x
  3. Step 3: Cross multiply
    3,148.73x = 4,722.78 × 1,588.11
  4. Step 4: Simplify right side
    3,148.73x = 7,500,294.15
  5. Step 5: Solve for x
    x = 7,500,294.15/3,148.73
  6. Step 6: Final answer
    x = 2,382.01

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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.