Home / 4,988.94-6,884.19-2,892.66

Finding the Fourth Proportional to 4,988.94, 6,884.19 and 2,892.66

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Solution

The fourth proportional to 4,988.94, 6,884.19 and 2,892.66 is: 3,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.94 : 6,884.19 = 2,892.66 : x
  2. Step 2: Convert to fraction form
    4,988.94/6,884.19 = 2,892.66/x
  3. Step 3: Cross multiply
    4,988.94x = 6,884.19 × 2,892.66
  4. Step 4: Simplify right side
    4,988.94x = 19,913,621.05
  5. Step 5: Solve for x
    x = 19,913,621.05/4,988.94
  6. Step 6: Final answer
    x = 3,991.55

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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.