Home / 2,930.48-4,044.16-1,604.18

Finding the Fourth Proportional to 2,930.48, 4,044.16 and 1,604.18

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Solution

The fourth proportional to 2,930.48, 4,044.16 and 1,604.18 is: 2,213.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.48 : 4,044.16 = 1,604.18 : x
  2. Step 2: Convert to fraction form
    2,930.48/4,044.16 = 1,604.18/x
  3. Step 3: Cross multiply
    2,930.48x = 4,044.16 × 1,604.18
  4. Step 4: Simplify right side
    2,930.48x = 6,487,566.69
  5. Step 5: Solve for x
    x = 6,487,566.69/2,930.48
  6. Step 6: Final answer
    x = 2,213.82

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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.