Home / 3,820.44-5,276.34-2,424

Finding the Fourth Proportional to 3,820.44, 5,276.34 and 2,424

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Solution

The fourth proportional to 3,820.44, 5,276.34 and 2,424 is: 3,347.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.44 : 5,276.34 = 2,424 : x
  2. Step 2: Convert to fraction form
    3,820.44/5,276.34 = 2,424/x
  3. Step 3: Cross multiply
    3,820.44x = 5,276.34 × 2,424
  4. Step 4: Simplify right side
    3,820.44x = 12,789,848.16
  5. Step 5: Solve for x
    x = 12,789,848.16/3,820.44
  6. Step 6: Final answer
    x = 3,347.74

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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.