Home / 4,981.93-6,875.06-2,743.80

Finding the Fourth Proportional to 4,981.93, 6,875.06 and 2,743.80

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Solution

The fourth proportional to 4,981.93, 6,875.06 and 2,743.80 is: 3,786.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.93 : 6,875.06 = 2,743.80 : x
  2. Step 2: Convert to fraction form
    4,981.93/6,875.06 = 2,743.80/x
  3. Step 3: Cross multiply
    4,981.93x = 6,875.06 × 2,743.80
  4. Step 4: Simplify right side
    4,981.93x = 18,863,755.25
  5. Step 5: Solve for x
    x = 18,863,755.25/4,981.93
  6. Step 6: Final answer
    x = 3,786.44

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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.