Home / 3,862.81-5,330.67-2,094.41

Finding the Fourth Proportional to 3,862.81, 5,330.67 and 2,094.41

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Solution

The fourth proportional to 3,862.81, 5,330.67 and 2,094.41 is: 2,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.81 : 5,330.67 = 2,094.41 : x
  2. Step 2: Convert to fraction form
    3,862.81/5,330.67 = 2,094.41/x
  3. Step 3: Cross multiply
    3,862.81x = 5,330.67 × 2,094.41
  4. Step 4: Simplify right side
    3,862.81x = 11,164,608.55
  5. Step 5: Solve for x
    x = 11,164,608.55/3,862.81
  6. Step 6: Final answer
    x = 2,890.28

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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.