Home / 7,289.58-10,934.28-2,359.11

Finding the Fourth Proportional to 7,289.58, 10,934.28 and 2,359.11

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Solution

The fourth proportional to 7,289.58, 10,934.28 and 2,359.11 is: 3,538.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.58 : 10,934.28 = 2,359.11 : x
  2. Step 2: Convert to fraction form
    7,289.58/10,934.28 = 2,359.11/x
  3. Step 3: Cross multiply
    7,289.58x = 10,934.28 × 2,359.11
  4. Step 4: Simplify right side
    7,289.58x = 25,795,169.29
  5. Step 5: Solve for x
    x = 25,795,169.29/7,289.58
  6. Step 6: Final answer
    x = 3,538.64

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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.