Home / 3,550.72-5,290.40-3,352

Finding the Fourth Proportional to 3,550.72, 5,290.40 and 3,352

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Solution

The fourth proportional to 3,550.72, 5,290.40 and 3,352 is: 4,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.72 : 5,290.40 = 3,352 : x
  2. Step 2: Convert to fraction form
    3,550.72/5,290.40 = 3,352/x
  3. Step 3: Cross multiply
    3,550.72x = 5,290.40 × 3,352
  4. Step 4: Simplify right side
    3,550.72x = 17,733,420.80
  5. Step 5: Solve for x
    x = 17,733,420.80/3,550.72
  6. Step 6: Final answer
    x = 4,994.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.