Home / 7,349.92-11,024.88-2,155.80

Finding the Fourth Proportional to 7,349.92, 11,024.88 and 2,155.80

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Solution

The fourth proportional to 7,349.92, 11,024.88 and 2,155.80 is: 3,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.92 : 11,024.88 = 2,155.80 : x
  2. Step 2: Convert to fraction form
    7,349.92/11,024.88 = 2,155.80/x
  3. Step 3: Cross multiply
    7,349.92x = 11,024.88 × 2,155.80
  4. Step 4: Simplify right side
    7,349.92x = 23,767,436.30
  5. Step 5: Solve for x
    x = 23,767,436.30/7,349.92
  6. Step 6: Final answer
    x = 3,233.70

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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.