Home / 3,388.74-5,084.10-1,541.34

Finding the Fourth Proportional to 3,388.74, 5,084.10 and 1,541.34

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Solution

The fourth proportional to 3,388.74, 5,084.10 and 1,541.34 is: 2,312.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.74 : 5,084.10 = 1,541.34 : x
  2. Step 2: Convert to fraction form
    3,388.74/5,084.10 = 1,541.34/x
  3. Step 3: Cross multiply
    3,388.74x = 5,084.10 × 1,541.34
  4. Step 4: Simplify right side
    3,388.74x = 7,836,326.69
  5. Step 5: Solve for x
    x = 7,836,326.69/3,388.74
  6. Step 6: Final answer
    x = 2,312.46

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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.