Home / 4,867.92-6,718.08-2,772.18

Finding the Fourth Proportional to 4,867.92, 6,718.08 and 2,772.18

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Solution

The fourth proportional to 4,867.92, 6,718.08 and 2,772.18 is: 3,825.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.92 : 6,718.08 = 2,772.18 : x
  2. Step 2: Convert to fraction form
    4,867.92/6,718.08 = 2,772.18/x
  3. Step 3: Cross multiply
    4,867.92x = 6,718.08 × 2,772.18
  4. Step 4: Simplify right side
    4,867.92x = 18,623,727.01
  5. Step 5: Solve for x
    x = 18,623,727.01/4,867.92
  6. Step 6: Final answer
    x = 3,825.81

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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.