Home / 3,185.84-4,753.20-2,718.27

Finding the Fourth Proportional to 3,185.84, 4,753.20 and 2,718.27

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Solution

The fourth proportional to 3,185.84, 4,753.20 and 2,718.27 is: 4,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.84 : 4,753.20 = 2,718.27 : x
  2. Step 2: Convert to fraction form
    3,185.84/4,753.20 = 2,718.27/x
  3. Step 3: Cross multiply
    3,185.84x = 4,753.20 × 2,718.27
  4. Step 4: Simplify right side
    3,185.84x = 12,920,480.96
  5. Step 5: Solve for x
    x = 12,920,480.96/3,185.84
  6. Step 6: Final answer
    x = 4,055.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.