Home / 3,854.93-5,320.01-2,176.88

Finding the Fourth Proportional to 3,854.93, 5,320.01 and 2,176.88

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Solution

The fourth proportional to 3,854.93, 5,320.01 and 2,176.88 is: 3,004.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.93 : 5,320.01 = 2,176.88 : x
  2. Step 2: Convert to fraction form
    3,854.93/5,320.01 = 2,176.88/x
  3. Step 3: Cross multiply
    3,854.93x = 5,320.01 × 2,176.88
  4. Step 4: Simplify right side
    3,854.93x = 11,581,012.48
  5. Step 5: Solve for x
    x = 11,581,012.48/3,854.93
  6. Step 6: Final answer
    x = 3,004.21

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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.