Home / 3,555.48-5,334-1,090.49

Finding the Fourth Proportional to 3,555.48, 5,334 and 1,090.49

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Solution

The fourth proportional to 3,555.48, 5,334 and 1,090.49 is: 1,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.48 : 5,334 = 1,090.49 : x
  2. Step 2: Convert to fraction form
    3,555.48/5,334 = 1,090.49/x
  3. Step 3: Cross multiply
    3,555.48x = 5,334 × 1,090.49
  4. Step 4: Simplify right side
    3,555.48x = 5,816,646.99
  5. Step 5: Solve for x
    x = 5,816,646.99/3,555.48
  6. Step 6: Final answer
    x = 1,635.97

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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.