Home / 3,247.04-4,479.48-2,127.56

Finding the Fourth Proportional to 3,247.04, 4,479.48 and 2,127.56

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Solution

The fourth proportional to 3,247.04, 4,479.48 and 2,127.56 is: 2,935.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.04 : 4,479.48 = 2,127.56 : x
  2. Step 2: Convert to fraction form
    3,247.04/4,479.48 = 2,127.56/x
  3. Step 3: Cross multiply
    3,247.04x = 4,479.48 × 2,127.56
  4. Step 4: Simplify right side
    3,247.04x = 9,530,362.47
  5. Step 5: Solve for x
    x = 9,530,362.47/3,247.04
  6. Step 6: Final answer
    x = 2,935.09

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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.