Home / 3,551.34-5,328.38-1,360.24

Finding the Fourth Proportional to 3,551.34, 5,328.38 and 1,360.24

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Solution

The fourth proportional to 3,551.34, 5,328.38 and 1,360.24 is: 2,040.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.34 : 5,328.38 = 1,360.24 : x
  2. Step 2: Convert to fraction form
    3,551.34/5,328.38 = 1,360.24/x
  3. Step 3: Cross multiply
    3,551.34x = 5,328.38 × 1,360.24
  4. Step 4: Simplify right side
    3,551.34x = 7,247,895.66
  5. Step 5: Solve for x
    x = 7,247,895.66/3,551.34
  6. Step 6: Final answer
    x = 2,040.89

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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.