Home / 4,869.41-6,718.43-3,278.30

Finding the Fourth Proportional to 4,869.41, 6,718.43 and 3,278.30

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Solution

The fourth proportional to 4,869.41, 6,718.43 and 3,278.30 is: 4,523.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.41 : 6,718.43 = 3,278.30 : x
  2. Step 2: Convert to fraction form
    4,869.41/6,718.43 = 3,278.30/x
  3. Step 3: Cross multiply
    4,869.41x = 6,718.43 × 3,278.30
  4. Step 4: Simplify right side
    4,869.41x = 22,025,012.68
  5. Step 5: Solve for x
    x = 22,025,012.68/4,869.41
  6. Step 6: Final answer
    x = 4,523.14

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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.