Home / 7,322.56-10,985.52-2,392.52

Finding the Fourth Proportional to 7,322.56, 10,985.52 and 2,392.52

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Solution

The fourth proportional to 7,322.56, 10,985.52 and 2,392.52 is: 3,589.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.56 : 10,985.52 = 2,392.52 : x
  2. Step 2: Convert to fraction form
    7,322.56/10,985.52 = 2,392.52/x
  3. Step 3: Cross multiply
    7,322.56x = 10,985.52 × 2,392.52
  4. Step 4: Simplify right side
    7,322.56x = 26,283,076.31
  5. Step 5: Solve for x
    x = 26,283,076.31/7,322.56
  6. Step 6: Final answer
    x = 3,589.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.