Home / 4,225.32-5,816.88-3,175.56

Finding the Fourth Proportional to 4,225.32, 5,816.88 and 3,175.56

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Solution

The fourth proportional to 4,225.32, 5,816.88 and 3,175.56 is: 4,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.32 : 5,816.88 = 3,175.56 : x
  2. Step 2: Convert to fraction form
    4,225.32/5,816.88 = 3,175.56/x
  3. Step 3: Cross multiply
    4,225.32x = 5,816.88 × 3,175.56
  4. Step 4: Simplify right side
    4,225.32x = 18,471,851.45
  5. Step 5: Solve for x
    x = 18,471,851.45/4,225.32
  6. Step 6: Final answer
    x = 4,371.70

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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.