Home / 3,848.48-5,778.16-2,389.44

Finding the Fourth Proportional to 3,848.48, 5,778.16 and 2,389.44

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Solution

The fourth proportional to 3,848.48, 5,778.16 and 2,389.44 is: 3,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.48 : 5,778.16 = 2,389.44 : x
  2. Step 2: Convert to fraction form
    3,848.48/5,778.16 = 2,389.44/x
  3. Step 3: Cross multiply
    3,848.48x = 5,778.16 × 2,389.44
  4. Step 4: Simplify right side
    3,848.48x = 13,806,566.63
  5. Step 5: Solve for x
    x = 13,806,566.63/3,848.48
  6. Step 6: Final answer
    x = 3,587.54

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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.