Home / 4,518.28-6,772.74-2,322.12

Finding the Fourth Proportional to 4,518.28, 6,772.74 and 2,322.12

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Solution

The fourth proportional to 4,518.28, 6,772.74 and 2,322.12 is: 3,480.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.28 : 6,772.74 = 2,322.12 : x
  2. Step 2: Convert to fraction form
    4,518.28/6,772.74 = 2,322.12/x
  3. Step 3: Cross multiply
    4,518.28x = 6,772.74 × 2,322.12
  4. Step 4: Simplify right side
    4,518.28x = 15,727,115.01
  5. Step 5: Solve for x
    x = 15,727,115.01/4,518.28
  6. Step 6: Final answer
    x = 3,480.77

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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.