Home / 4,979.18-6,871.46-2,741.24

Finding the Fourth Proportional to 4,979.18, 6,871.46 and 2,741.24

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Solution

The fourth proportional to 4,979.18, 6,871.46 and 2,741.24 is: 3,783.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.18 : 6,871.46 = 2,741.24 : x
  2. Step 2: Convert to fraction form
    4,979.18/6,871.46 = 2,741.24/x
  3. Step 3: Cross multiply
    4,979.18x = 6,871.46 × 2,741.24
  4. Step 4: Simplify right side
    4,979.18x = 18,836,272.95
  5. Step 5: Solve for x
    x = 18,836,272.95/4,979.18
  6. Step 6: Final answer
    x = 3,783.01

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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.