Home / 2,920.17-4,029.75-1,593.86

Finding the Fourth Proportional to 2,920.17, 4,029.75 and 1,593.86

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Solution

The fourth proportional to 2,920.17, 4,029.75 and 1,593.86 is: 2,199.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.17 : 4,029.75 = 1,593.86 : x
  2. Step 2: Convert to fraction form
    2,920.17/4,029.75 = 1,593.86/x
  3. Step 3: Cross multiply
    2,920.17x = 4,029.75 × 1,593.86
  4. Step 4: Simplify right side
    2,920.17x = 6,422,837.19
  5. Step 5: Solve for x
    x = 6,422,837.19/2,920.17
  6. Step 6: Final answer
    x = 2,199.47

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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.