Home / 4,966.24-6,853.60-2,728.20

Finding the Fourth Proportional to 4,966.24, 6,853.60 and 2,728.20

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Solution

The fourth proportional to 4,966.24, 6,853.60 and 2,728.20 is: 3,765.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.24 : 6,853.60 = 2,728.20 : x
  2. Step 2: Convert to fraction form
    4,966.24/6,853.60 = 2,728.20/x
  3. Step 3: Cross multiply
    4,966.24x = 6,853.60 × 2,728.20
  4. Step 4: Simplify right side
    4,966.24x = 18,697,991.52
  5. Step 5: Solve for x
    x = 18,697,991.52/4,966.24
  6. Step 6: Final answer
    x = 3,765.02

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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.