Home / 2,829.70-4,244.55-2,716.30

Finding the Fourth Proportional to 2,829.70, 4,244.55 and 2,716.30

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Solution

The fourth proportional to 2,829.70, 4,244.55 and 2,716.30 is: 4,074.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.70 : 4,244.55 = 2,716.30 : x
  2. Step 2: Convert to fraction form
    2,829.70/4,244.55 = 2,716.30/x
  3. Step 3: Cross multiply
    2,829.70x = 4,244.55 × 2,716.30
  4. Step 4: Simplify right side
    2,829.70x = 11,529,471.17
  5. Step 5: Solve for x
    x = 11,529,471.17/2,829.70
  6. Step 6: Final answer
    x = 4,074.45

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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.