Home / 11,323.40-15,626.44-6,287.94

Finding the Fourth Proportional to 11,323.40, 15,626.44 and 6,287.94

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Solution

The fourth proportional to 11,323.40, 15,626.44 and 6,287.94 is: 8,677.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.40 : 15,626.44 = 6,287.94 : x
  2. Step 2: Convert to fraction form
    11,323.40/15,626.44 = 6,287.94/x
  3. Step 3: Cross multiply
    11,323.40x = 15,626.44 × 6,287.94
  4. Step 4: Simplify right side
    11,323.40x = 98,258,007.56
  5. Step 5: Solve for x
    x = 98,258,007.56/11,323.40
  6. Step 6: Final answer
    x = 8,677.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.