Home / 8,626.14-12,927.52-3,940.34

Finding the Fourth Proportional to 8,626.14, 12,927.52 and 3,940.34

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Solution

The fourth proportional to 8,626.14, 12,927.52 and 3,940.34 is: 5,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.14 : 12,927.52 = 3,940.34 : x
  2. Step 2: Convert to fraction form
    8,626.14/12,927.52 = 3,940.34/x
  3. Step 3: Cross multiply
    8,626.14x = 12,927.52 × 3,940.34
  4. Step 4: Simplify right side
    8,626.14x = 50,938,824.16
  5. Step 5: Solve for x
    x = 50,938,824.16/8,626.14
  6. Step 6: Final answer
    x = 5,905.17

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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.