Home / 3,526.78-5,279.23-2,225.52

Finding the Fourth Proportional to 3,526.78, 5,279.23 and 2,225.52

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Solution

The fourth proportional to 3,526.78, 5,279.23 and 2,225.52 is: 3,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.78 : 5,279.23 = 2,225.52 : x
  2. Step 2: Convert to fraction form
    3,526.78/5,279.23 = 2,225.52/x
  3. Step 3: Cross multiply
    3,526.78x = 5,279.23 × 2,225.52
  4. Step 4: Simplify right side
    3,526.78x = 11,749,031.95
  5. Step 5: Solve for x
    x = 11,749,031.95/3,526.78
  6. Step 6: Final answer
    x = 3,331.38

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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.