Home / 6,626.85-9,940.29-2,247.40

Finding the Fourth Proportional to 6,626.85, 9,940.29 and 2,247.40

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Solution

The fourth proportional to 6,626.85, 9,940.29 and 2,247.40 is: 3,371.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.85 : 9,940.29 = 2,247.40 : x
  2. Step 2: Convert to fraction form
    6,626.85/9,940.29 = 2,247.40/x
  3. Step 3: Cross multiply
    6,626.85x = 9,940.29 × 2,247.40
  4. Step 4: Simplify right side
    6,626.85x = 22,339,807.75
  5. Step 5: Solve for x
    x = 22,339,807.75/6,626.85
  6. Step 6: Final answer
    x = 3,371.11

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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.