Home / 9,285.05-13,939.94-5,392.25

Finding the Fourth Proportional to 9,285.05, 13,939.94 and 5,392.25

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Solution

The fourth proportional to 9,285.05, 13,939.94 and 5,392.25 is: 8,095.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.05 : 13,939.94 = 5,392.25 : x
  2. Step 2: Convert to fraction form
    9,285.05/13,939.94 = 5,392.25/x
  3. Step 3: Cross multiply
    9,285.05x = 13,939.94 × 5,392.25
  4. Step 4: Simplify right side
    9,285.05x = 75,167,614.50
  5. Step 5: Solve for x
    x = 75,167,614.50/9,285.05
  6. Step 6: Final answer
    x = 8,095.55

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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.