Home / 5,470.05-7,546.08-3,580.92

Finding the Fourth Proportional to 5,470.05, 7,546.08 and 3,580.92

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Solution

The fourth proportional to 5,470.05, 7,546.08 and 3,580.92 is: 4,939.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.05 : 7,546.08 = 3,580.92 : x
  2. Step 2: Convert to fraction form
    5,470.05/7,546.08 = 3,580.92/x
  3. Step 3: Cross multiply
    5,470.05x = 7,546.08 × 3,580.92
  4. Step 4: Simplify right side
    5,470.05x = 27,021,908.79
  5. Step 5: Solve for x
    x = 27,021,908.79/5,470.05
  6. Step 6: Final answer
    x = 4,939.97

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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.