Home / 7,424.52-11,136.80-3,263.56

Finding the Fourth Proportional to 7,424.52, 11,136.80 and 3,263.56

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Solution

The fourth proportional to 7,424.52, 11,136.80 and 3,263.56 is: 4,895.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.52 : 11,136.80 = 3,263.56 : x
  2. Step 2: Convert to fraction form
    7,424.52/11,136.80 = 3,263.56/x
  3. Step 3: Cross multiply
    7,424.52x = 11,136.80 × 3,263.56
  4. Step 4: Simplify right side
    7,424.52x = 36,345,615.01
  5. Step 5: Solve for x
    x = 36,345,615.01/7,424.52
  6. Step 6: Final answer
    x = 4,895.35

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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.