Home / 3,556.70-5,331.45-2,095.10

Finding the Fourth Proportional to 3,556.70, 5,331.45 and 2,095.10

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Solution

The fourth proportional to 3,556.70, 5,331.45 and 2,095.10 is: 3,140.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.70 : 5,331.45 = 2,095.10 : x
  2. Step 2: Convert to fraction form
    3,556.70/5,331.45 = 2,095.10/x
  3. Step 3: Cross multiply
    3,556.70x = 5,331.45 × 2,095.10
  4. Step 4: Simplify right side
    3,556.70x = 11,169,920.90
  5. Step 5: Solve for x
    x = 11,169,920.90/3,556.70
  6. Step 6: Final answer
    x = 3,140.53

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1.5x scale

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.