Home / 5,152.91-7,110.99-2,914.56

Finding the Fourth Proportional to 5,152.91, 7,110.99 and 2,914.56

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Solution

The fourth proportional to 5,152.91, 7,110.99 and 2,914.56 is: 4,022.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.91 : 7,110.99 = 2,914.56 : x
  2. Step 2: Convert to fraction form
    5,152.91/7,110.99 = 2,914.56/x
  3. Step 3: Cross multiply
    5,152.91x = 7,110.99 × 2,914.56
  4. Step 4: Simplify right side
    5,152.91x = 20,725,407.01
  5. Step 5: Solve for x
    x = 20,725,407.01/5,152.91
  6. Step 6: Final answer
    x = 4,022.08

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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.