Home / 5,590.10-7,712.42-3,352.74

Finding the Fourth Proportional to 5,590.10, 7,712.42 and 3,352.74

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Solution

The fourth proportional to 5,590.10, 7,712.42 and 3,352.74 is: 4,625.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.10 : 7,712.42 = 3,352.74 : x
  2. Step 2: Convert to fraction form
    5,590.10/7,712.42 = 3,352.74/x
  3. Step 3: Cross multiply
    5,590.10x = 7,712.42 × 3,352.74
  4. Step 4: Simplify right side
    5,590.10x = 25,857,722.27
  5. Step 5: Solve for x
    x = 25,857,722.27/5,590.10
  6. Step 6: Final answer
    x = 4,625.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.