Home / 2,992.19-4,488.48-1,045.76

Finding the Fourth Proportional to 2,992.19, 4,488.48 and 1,045.76

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Solution

The fourth proportional to 2,992.19, 4,488.48 and 1,045.76 is: 1,568.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.19 : 4,488.48 = 1,045.76 : x
  2. Step 2: Convert to fraction form
    2,992.19/4,488.48 = 1,045.76/x
  3. Step 3: Cross multiply
    2,992.19x = 4,488.48 × 1,045.76
  4. Step 4: Simplify right side
    2,992.19x = 4,693,850.40
  5. Step 5: Solve for x
    x = 4,693,850.40/2,992.19
  6. Step 6: Final answer
    x = 1,568.70

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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.