Home / 2,384.28-3,305.16-2,291.94

Finding the Fourth Proportional to 2,384.28, 3,305.16 and 2,291.94

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Solution

The fourth proportional to 2,384.28, 3,305.16 and 2,291.94 is: 3,177.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.28 : 3,305.16 = 2,291.94 : x
  2. Step 2: Convert to fraction form
    2,384.28/3,305.16 = 2,291.94/x
  3. Step 3: Cross multiply
    2,384.28x = 3,305.16 × 2,291.94
  4. Step 4: Simplify right side
    2,384.28x = 7,575,228.41
  5. Step 5: Solve for x
    x = 7,575,228.41/2,384.28
  6. Step 6: Final answer
    x = 3,177.16

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.