Home / 3,722.52-5,125.76-3,225.18

Finding the Fourth Proportional to 3,722.52, 5,125.76 and 3,225.18

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Solution

The fourth proportional to 3,722.52, 5,125.76 and 3,225.18 is: 4,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.52 : 5,125.76 = 3,225.18 : x
  2. Step 2: Convert to fraction form
    3,722.52/5,125.76 = 3,225.18/x
  3. Step 3: Cross multiply
    3,722.52x = 5,125.76 × 3,225.18
  4. Step 4: Simplify right side
    3,722.52x = 16,531,498.64
  5. Step 5: Solve for x
    x = 16,531,498.64/3,722.52
  6. Step 6: Final answer
    x = 4,440.94

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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.