Home / 4,962.78-6,848.65-2,724.80

Finding the Fourth Proportional to 4,962.78, 6,848.65 and 2,724.80

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Solution

The fourth proportional to 4,962.78, 6,848.65 and 2,724.80 is: 3,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.78 : 6,848.65 = 2,724.80 : x
  2. Step 2: Convert to fraction form
    4,962.78/6,848.65 = 2,724.80/x
  3. Step 3: Cross multiply
    4,962.78x = 6,848.65 × 2,724.80
  4. Step 4: Simplify right side
    4,962.78x = 18,661,186.15
  5. Step 5: Solve for x
    x = 18,661,186.15/4,962.78
  6. Step 6: Final answer
    x = 3,760.23

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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.