Home / 5,103.24-7,041.90-2,864.66

Finding the Fourth Proportional to 5,103.24, 7,041.90 and 2,864.66

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Solution

The fourth proportional to 5,103.24, 7,041.90 and 2,864.66 is: 3,952.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.24 : 7,041.90 = 2,864.66 : x
  2. Step 2: Convert to fraction form
    5,103.24/7,041.90 = 2,864.66/x
  3. Step 3: Cross multiply
    5,103.24x = 7,041.90 × 2,864.66
  4. Step 4: Simplify right side
    5,103.24x = 20,172,649.25
  5. Step 5: Solve for x
    x = 20,172,649.25/5,103.24
  6. Step 6: Final answer
    x = 3,952.91

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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.