Home / 11,823.38-17,728.83-5,246.70

Finding the Fourth Proportional to 11,823.38, 17,728.83 and 5,246.70

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Solution

The fourth proportional to 11,823.38, 17,728.83 and 5,246.70 is: 7,867.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.38 : 17,728.83 = 5,246.70 : x
  2. Step 2: Convert to fraction form
    11,823.38/17,728.83 = 5,246.70/x
  3. Step 3: Cross multiply
    11,823.38x = 17,728.83 × 5,246.70
  4. Step 4: Simplify right side
    11,823.38x = 93,017,852.36
  5. Step 5: Solve for x
    x = 93,017,852.36/11,823.38
  6. Step 6: Final answer
    x = 7,867.28

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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.