Home / 7,322.02-10,104.40-3,964.87

Finding the Fourth Proportional to 7,322.02, 10,104.40 and 3,964.87

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Solution

The fourth proportional to 7,322.02, 10,104.40 and 3,964.87 is: 5,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.02 : 10,104.40 = 3,964.87 : x
  2. Step 2: Convert to fraction form
    7,322.02/10,104.40 = 3,964.87/x
  3. Step 3: Cross multiply
    7,322.02x = 10,104.40 × 3,964.87
  4. Step 4: Simplify right side
    7,322.02x = 40,062,632.43
  5. Step 5: Solve for x
    x = 40,062,632.43/7,322.02
  6. Step 6: Final answer
    x = 5,471.53

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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.