Home / 5,152.14-7,110.99-3,057.48

Finding the Fourth Proportional to 5,152.14, 7,110.99 and 3,057.48

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Solution

The fourth proportional to 5,152.14, 7,110.99 and 3,057.48 is: 4,219.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.14 : 7,110.99 = 3,057.48 : x
  2. Step 2: Convert to fraction form
    5,152.14/7,110.99 = 3,057.48/x
  3. Step 3: Cross multiply
    5,152.14x = 7,110.99 × 3,057.48
  4. Step 4: Simplify right side
    5,152.14x = 21,741,709.71
  5. Step 5: Solve for x
    x = 21,741,709.71/5,152.14
  6. Step 6: Final answer
    x = 4,219.94

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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.