Home / 7,289.46-10,934.98-2,672.46

Finding the Fourth Proportional to 7,289.46, 10,934.98 and 2,672.46

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Solution

The fourth proportional to 7,289.46, 10,934.98 and 2,672.46 is: 4,008.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.46 : 10,934.98 = 2,672.46 : x
  2. Step 2: Convert to fraction form
    7,289.46/10,934.98 = 2,672.46/x
  3. Step 3: Cross multiply
    7,289.46x = 10,934.98 × 2,672.46
  4. Step 4: Simplify right side
    7,289.46x = 29,223,296.65
  5. Step 5: Solve for x
    x = 29,223,296.65/7,289.46
  6. Step 6: Final answer
    x = 4,008.98

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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.