Home / 7,122.24-10,683.48-3,226.68

Finding the Fourth Proportional to 7,122.24, 10,683.48 and 3,226.68

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Solution

The fourth proportional to 7,122.24, 10,683.48 and 3,226.68 is: 4,840.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122.24 : 10,683.48 = 3,226.68 : x
  2. Step 2: Convert to fraction form
    7,122.24/10,683.48 = 3,226.68/x
  3. Step 3: Cross multiply
    7,122.24x = 10,683.48 × 3,226.68
  4. Step 4: Simplify right side
    7,122.24x = 34,472,171.25
  5. Step 5: Solve for x
    x = 34,472,171.25/7,122.24
  6. Step 6: Final answer
    x = 4,840.07

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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.