Home / 3,270.06-4,499.51-3,192.30

Finding the Fourth Proportional to 3,270.06, 4,499.51 and 3,192.30

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Solution

The fourth proportional to 3,270.06, 4,499.51 and 3,192.30 is: 4,392.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.06 : 4,499.51 = 3,192.30 : x
  2. Step 2: Convert to fraction form
    3,270.06/4,499.51 = 3,192.30/x
  3. Step 3: Cross multiply
    3,270.06x = 4,499.51 × 3,192.30
  4. Step 4: Simplify right side
    3,270.06x = 14,363,785.77
  5. Step 5: Solve for x
    x = 14,363,785.77/3,270.06
  6. Step 6: Final answer
    x = 4,392.51

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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.