Home / 3,412.16-5,113.28-1,850.84

Finding the Fourth Proportional to 3,412.16, 5,113.28 and 1,850.84

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Solution

The fourth proportional to 3,412.16, 5,113.28 and 1,850.84 is: 2,773.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.16 : 5,113.28 = 1,850.84 : x
  2. Step 2: Convert to fraction form
    3,412.16/5,113.28 = 1,850.84/x
  3. Step 3: Cross multiply
    3,412.16x = 5,113.28 × 1,850.84
  4. Step 4: Simplify right side
    3,412.16x = 9,463,828.33
  5. Step 5: Solve for x
    x = 9,463,828.33/3,412.16
  6. Step 6: Final answer
    x = 2,773.56

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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.