Home / 7,443.92-11,151.27-4,317.35

Finding the Fourth Proportional to 7,443.92, 11,151.27 and 4,317.35

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Solution

The fourth proportional to 7,443.92, 11,151.27 and 4,317.35 is: 6,467.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.92 : 11,151.27 = 4,317.35 : x
  2. Step 2: Convert to fraction form
    7,443.92/11,151.27 = 4,317.35/x
  3. Step 3: Cross multiply
    7,443.92x = 11,151.27 × 4,317.35
  4. Step 4: Simplify right side
    7,443.92x = 48,143,990.06
  5. Step 5: Solve for x
    x = 48,143,990.06/7,443.92
  6. Step 6: Final answer
    x = 6,467.56

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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.