Home / 3,696.48-5,541.80-2,134.72

Finding the Fourth Proportional to 3,696.48, 5,541.80 and 2,134.72

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Solution

The fourth proportional to 3,696.48, 5,541.80 and 2,134.72 is: 3,200.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.48 : 5,541.80 = 2,134.72 : x
  2. Step 2: Convert to fraction form
    3,696.48/5,541.80 = 2,134.72/x
  3. Step 3: Cross multiply
    3,696.48x = 5,541.80 × 2,134.72
  4. Step 4: Simplify right side
    3,696.48x = 11,830,191.30
  5. Step 5: Solve for x
    x = 11,830,191.30/3,696.48
  6. Step 6: Final answer
    x = 3,200.39

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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.