Home / 2,750.32-4,100.99-2,716.30

Finding the Fourth Proportional to 2,750.32, 4,100.99 and 2,716.30

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Solution

The fourth proportional to 2,750.32, 4,100.99 and 2,716.30 is: 4,050.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.32 : 4,100.99 = 2,716.30 : x
  2. Step 2: Convert to fraction form
    2,750.32/4,100.99 = 2,716.30/x
  3. Step 3: Cross multiply
    2,750.32x = 4,100.99 × 2,716.30
  4. Step 4: Simplify right side
    2,750.32x = 11,139,519.14
  5. Step 5: Solve for x
    x = 11,139,519.14/2,750.32
  6. Step 6: Final answer
    x = 4,050.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.