Home / 4,724.92-7,076.58-2,776.60

Finding the Fourth Proportional to 4,724.92, 7,076.58 and 2,776.60

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Solution

The fourth proportional to 4,724.92, 7,076.58 and 2,776.60 is: 4,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.92 : 7,076.58 = 2,776.60 : x
  2. Step 2: Convert to fraction form
    4,724.92/7,076.58 = 2,776.60/x
  3. Step 3: Cross multiply
    4,724.92x = 7,076.58 × 2,776.60
  4. Step 4: Simplify right side
    4,724.92x = 19,648,832.03
  5. Step 5: Solve for x
    x = 19,648,832.03/4,724.92
  6. Step 6: Final answer
    x = 4,158.55

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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.