Home / 3,061.28-4,224.64-1,735.12

Finding the Fourth Proportional to 3,061.28, 4,224.64 and 1,735.12

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Solution

The fourth proportional to 3,061.28, 4,224.64 and 1,735.12 is: 2,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.28 : 4,224.64 = 1,735.12 : x
  2. Step 2: Convert to fraction form
    3,061.28/4,224.64 = 1,735.12/x
  3. Step 3: Cross multiply
    3,061.28x = 4,224.64 × 1,735.12
  4. Step 4: Simplify right side
    3,061.28x = 7,330,257.36
  5. Step 5: Solve for x
    x = 7,330,257.36/3,061.28
  6. Step 6: Final answer
    x = 2,394.51

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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.