Home / 3,424.06-4,717.20-2,832.76

Finding the Fourth Proportional to 3,424.06, 4,717.20 and 2,832.76

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Solution

The fourth proportional to 3,424.06, 4,717.20 and 2,832.76 is: 3,902.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.06 : 4,717.20 = 2,832.76 : x
  2. Step 2: Convert to fraction form
    3,424.06/4,717.20 = 2,832.76/x
  3. Step 3: Cross multiply
    3,424.06x = 4,717.20 × 2,832.76
  4. Step 4: Simplify right side
    3,424.06x = 13,362,695.47
  5. Step 5: Solve for x
    x = 13,362,695.47/3,424.06
  6. Step 6: Final answer
    x = 3,902.59

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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.