Home / 3,848.40-5,758.06-2,289.24

Finding the Fourth Proportional to 3,848.40, 5,758.06 and 2,289.24

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Solution

The fourth proportional to 3,848.40, 5,758.06 and 2,289.24 is: 3,425.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.40 : 5,758.06 = 2,289.24 : x
  2. Step 2: Convert to fraction form
    3,848.40/5,758.06 = 2,289.24/x
  3. Step 3: Cross multiply
    3,848.40x = 5,758.06 × 2,289.24
  4. Step 4: Simplify right side
    3,848.40x = 13,181,581.27
  5. Step 5: Solve for x
    x = 13,181,581.27/3,848.40
  6. Step 6: Final answer
    x = 3,425.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.