Home / 2,962.40-4,443.48-1,318.52

Finding the Fourth Proportional to 2,962.40, 4,443.48 and 1,318.52

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Solution

The fourth proportional to 2,962.40, 4,443.48 and 1,318.52 is: 1,977.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.40 : 4,443.48 = 1,318.52 : x
  2. Step 2: Convert to fraction form
    2,962.40/4,443.48 = 1,318.52/x
  3. Step 3: Cross multiply
    2,962.40x = 4,443.48 × 1,318.52
  4. Step 4: Simplify right side
    2,962.40x = 5,858,817.25
  5. Step 5: Solve for x
    x = 5,858,817.25/2,962.40
  6. Step 6: Final answer
    x = 1,977.73

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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.