Home / 3,862.94-5,330.87-2,094.55

Finding the Fourth Proportional to 3,862.94, 5,330.87 and 2,094.55

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Solution

The fourth proportional to 3,862.94, 5,330.87 and 2,094.55 is: 2,890.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.94 : 5,330.87 = 2,094.55 : x
  2. Step 2: Convert to fraction form
    3,862.94/5,330.87 = 2,094.55/x
  3. Step 3: Cross multiply
    3,862.94x = 5,330.87 × 2,094.55
  4. Step 4: Simplify right side
    3,862.94x = 11,165,763.29
  5. Step 5: Solve for x
    x = 11,165,763.29/3,862.94
  6. Step 6: Final answer
    x = 2,890.48

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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.