Home / 4,872.95-6,724.58-2,984.23

Finding the Fourth Proportional to 4,872.95, 6,724.58 and 2,984.23

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Solution

The fourth proportional to 4,872.95, 6,724.58 and 2,984.23 is: 4,118.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.95 : 6,724.58 = 2,984.23 : x
  2. Step 2: Convert to fraction form
    4,872.95/6,724.58 = 2,984.23/x
  3. Step 3: Cross multiply
    4,872.95x = 6,724.58 × 2,984.23
  4. Step 4: Simplify right side
    4,872.95x = 20,067,661.64
  5. Step 5: Solve for x
    x = 20,067,661.64/4,872.95
  6. Step 6: Final answer
    x = 4,118.18

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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.