Home / 3,524.45-5,290.52-2,045.28

Finding the Fourth Proportional to 3,524.45, 5,290.52 and 2,045.28

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Solution

The fourth proportional to 3,524.45, 5,290.52 and 2,045.28 is: 3,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.45 : 5,290.52 = 2,045.28 : x
  2. Step 2: Convert to fraction form
    3,524.45/5,290.52 = 2,045.28/x
  3. Step 3: Cross multiply
    3,524.45x = 5,290.52 × 2,045.28
  4. Step 4: Simplify right side
    3,524.45x = 10,820,604.36
  5. Step 5: Solve for x
    x = 10,820,604.36/3,524.45
  6. Step 6: Final answer
    x = 3,070.16

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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.