Home / 2,920.25-4,029.90-1,593.93

Finding the Fourth Proportional to 2,920.25, 4,029.90 and 1,593.93

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Solution

The fourth proportional to 2,920.25, 4,029.90 and 1,593.93 is: 2,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.25 : 4,029.90 = 1,593.93 : x
  2. Step 2: Convert to fraction form
    2,920.25/4,029.90 = 1,593.93/x
  3. Step 3: Cross multiply
    2,920.25x = 4,029.90 × 1,593.93
  4. Step 4: Simplify right side
    2,920.25x = 6,423,382.49
  5. Step 5: Solve for x
    x = 6,423,382.49/2,920.25
  6. Step 6: Final answer
    x = 2,199.60

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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.