Home / 4,984.28-6,878.35-2,746.16

Finding the Fourth Proportional to 4,984.28, 6,878.35 and 2,746.16

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Solution

The fourth proportional to 4,984.28, 6,878.35 and 2,746.16 is: 3,789.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.28 : 6,878.35 = 2,746.16 : x
  2. Step 2: Convert to fraction form
    4,984.28/6,878.35 = 2,746.16/x
  3. Step 3: Cross multiply
    4,984.28x = 6,878.35 × 2,746.16
  4. Step 4: Simplify right side
    4,984.28x = 18,889,049.64
  5. Step 5: Solve for x
    x = 18,889,049.64/4,984.28
  6. Step 6: Final answer
    x = 3,789.72

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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.