Home / 4,718.19-6,511.28-2,728.97

Finding the Fourth Proportional to 4,718.19, 6,511.28 and 2,728.97

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Solution

The fourth proportional to 4,718.19, 6,511.28 and 2,728.97 is: 3,766.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.19 : 6,511.28 = 2,728.97 : x
  2. Step 2: Convert to fraction form
    4,718.19/6,511.28 = 2,728.97/x
  3. Step 3: Cross multiply
    4,718.19x = 6,511.28 × 2,728.97
  4. Step 4: Simplify right side
    4,718.19x = 17,769,041.58
  5. Step 5: Solve for x
    x = 17,769,041.58/4,718.19
  6. Step 6: Final answer
    x = 3,766.07

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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.