Home / 3,556.07-5,333.88-1,090.70

Finding the Fourth Proportional to 3,556.07, 5,333.88 and 1,090.70

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Solution

The fourth proportional to 3,556.07, 5,333.88 and 1,090.70 is: 1,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.07 : 5,333.88 = 1,090.70 : x
  2. Step 2: Convert to fraction form
    3,556.07/5,333.88 = 1,090.70/x
  3. Step 3: Cross multiply
    3,556.07x = 5,333.88 × 1,090.70
  4. Step 4: Simplify right side
    3,556.07x = 5,817,630.79
  5. Step 5: Solve for x
    x = 5,817,630.79/3,556.07
  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.