Home / 4,772.28-6,585.73-2,782.45

Finding the Fourth Proportional to 4,772.28, 6,585.73 and 2,782.45

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Solution

The fourth proportional to 4,772.28, 6,585.73 and 2,782.45 is: 3,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.28 : 6,585.73 = 2,782.45 : x
  2. Step 2: Convert to fraction form
    4,772.28/6,585.73 = 2,782.45/x
  3. Step 3: Cross multiply
    4,772.28x = 6,585.73 × 2,782.45
  4. Step 4: Simplify right side
    4,772.28x = 18,324,464.44
  5. Step 5: Solve for x
    x = 18,324,464.44/4,772.28
  6. Step 6: Final answer
    x = 3,839.77

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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.