Home / 2,933.20-4,394.13-1,630.72

Finding the Fourth Proportional to 2,933.20, 4,394.13 and 1,630.72

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Solution

The fourth proportional to 2,933.20, 4,394.13 and 1,630.72 is: 2,442.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.20 : 4,394.13 = 1,630.72 : x
  2. Step 2: Convert to fraction form
    2,933.20/4,394.13 = 1,630.72/x
  3. Step 3: Cross multiply
    2,933.20x = 4,394.13 × 1,630.72
  4. Step 4: Simplify right side
    2,933.20x = 7,165,595.67
  5. Step 5: Solve for x
    x = 7,165,595.67/2,933.20
  6. Step 6: Final answer
    x = 2,442.93

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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.