Home / 7,424.55-11,136.54-2,230.29

Finding the Fourth Proportional to 7,424.55, 11,136.54 and 2,230.29

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Solution

The fourth proportional to 7,424.55, 11,136.54 and 2,230.29 is: 3,345.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.55 : 11,136.54 = 2,230.29 : x
  2. Step 2: Convert to fraction form
    7,424.55/11,136.54 = 2,230.29/x
  3. Step 3: Cross multiply
    7,424.55x = 11,136.54 × 2,230.29
  4. Step 4: Simplify right side
    7,424.55x = 24,837,713.80
  5. Step 5: Solve for x
    x = 24,837,713.80/7,424.55
  6. Step 6: Final answer
    x = 3,345.35

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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.