Home / 5,047.46-7,571.25-2,856.41

Finding the Fourth Proportional to 5,047.46, 7,571.25 and 2,856.41

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Solution

The fourth proportional to 5,047.46, 7,571.25 and 2,856.41 is: 4,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.46 : 7,571.25 = 2,856.41 : x
  2. Step 2: Convert to fraction form
    5,047.46/7,571.25 = 2,856.41/x
  3. Step 3: Cross multiply
    5,047.46x = 7,571.25 × 2,856.41
  4. Step 4: Simplify right side
    5,047.46x = 21,626,556.36
  5. Step 5: Solve for x
    x = 21,626,556.36/5,047.46
  6. Step 6: Final answer
    x = 4,284.65

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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.