Home / 7,351.55-11,029.40-2,972.07

Finding the Fourth Proportional to 7,351.55, 11,029.40 and 2,972.07

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Solution

The fourth proportional to 7,351.55, 11,029.40 and 2,972.07 is: 4,458.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.55 : 11,029.40 = 2,972.07 : x
  2. Step 2: Convert to fraction form
    7,351.55/11,029.40 = 2,972.07/x
  3. Step 3: Cross multiply
    7,351.55x = 11,029.40 × 2,972.07
  4. Step 4: Simplify right side
    7,351.55x = 32,780,134.00
  5. Step 5: Solve for x
    x = 32,780,134.00/7,351.55
  6. Step 6: Final answer
    x = 4,458.94

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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.