Home / 3,555.10-5,328.19-2,736.46

Finding the Fourth Proportional to 3,555.10, 5,328.19 and 2,736.46

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Solution

The fourth proportional to 3,555.10, 5,328.19 and 2,736.46 is: 4,101.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.10 : 5,328.19 = 2,736.46 : x
  2. Step 2: Convert to fraction form
    3,555.10/5,328.19 = 2,736.46/x
  3. Step 3: Cross multiply
    3,555.10x = 5,328.19 × 2,736.46
  4. Step 4: Simplify right side
    3,555.10x = 14,580,338.48
  5. Step 5: Solve for x
    x = 14,580,338.48/3,555.10
  6. Step 6: Final answer
    x = 4,101.25

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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.