Home / 7,424.67-11,136.92-2,230.50

Finding the Fourth Proportional to 7,424.67, 11,136.92 and 2,230.50

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Solution

The fourth proportional to 7,424.67, 11,136.92 and 2,230.50 is: 3,345.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.67 : 11,136.92 = 2,230.50 : x
  2. Step 2: Convert to fraction form
    7,424.67/11,136.92 = 2,230.50/x
  3. Step 3: Cross multiply
    7,424.67x = 11,136.92 × 2,230.50
  4. Step 4: Simplify right side
    7,424.67x = 24,840,888.91
  5. Step 5: Solve for x
    x = 24,840,888.91/7,424.67
  6. Step 6: Final answer
    x = 3,345.72

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1.5x scale

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.