Home / 5,007.48-6,910.62-2,912.28

Finding the Fourth Proportional to 5,007.48, 6,910.62 and 2,912.28

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Solution

The fourth proportional to 5,007.48, 6,910.62 and 2,912.28 is: 4,019.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.48 : 6,910.62 = 2,912.28 : x
  2. Step 2: Convert to fraction form
    5,007.48/6,910.62 = 2,912.28/x
  3. Step 3: Cross multiply
    5,007.48x = 6,910.62 × 2,912.28
  4. Step 4: Simplify right side
    5,007.48x = 20,125,660.41
  5. Step 5: Solve for x
    x = 20,125,660.41/5,007.48
  6. Step 6: Final answer
    x = 4,019.12

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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.