Home / 5,152.89-7,110.88-2,914.75

Finding the Fourth Proportional to 5,152.89, 7,110.88 and 2,914.75

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Solution

The fourth proportional to 5,152.89, 7,110.88 and 2,914.75 is: 4,022.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.89 : 7,110.88 = 2,914.75 : x
  2. Step 2: Convert to fraction form
    5,152.89/7,110.88 = 2,914.75/x
  3. Step 3: Cross multiply
    5,152.89x = 7,110.88 × 2,914.75
  4. Step 4: Simplify right side
    5,152.89x = 20,726,439.08
  5. Step 5: Solve for x
    x = 20,726,439.08/5,152.89
  6. Step 6: Final answer
    x = 4,022.29

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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.