Home / 11,394.16-17,088.46-4,816.78

Finding the Fourth Proportional to 11,394.16, 17,088.46 and 4,816.78

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Solution

The fourth proportional to 11,394.16, 17,088.46 and 4,816.78 is: 7,223.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,394.16 : 17,088.46 = 4,816.78 : x
  2. Step 2: Convert to fraction form
    11,394.16/17,088.46 = 4,816.78/x
  3. Step 3: Cross multiply
    11,394.16x = 17,088.46 × 4,816.78
  4. Step 4: Simplify right side
    11,394.16x = 82,311,352.36
  5. Step 5: Solve for x
    x = 82,311,352.36/11,394.16
  6. Step 6: Final answer
    x = 7,223.99

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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.