Home / 3,862.74-5,330.56-2,094.30

Finding the Fourth Proportional to 3,862.74, 5,330.56 and 2,094.30

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Solution

The fourth proportional to 3,862.74, 5,330.56 and 2,094.30 is: 2,890.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.74 : 5,330.56 = 2,094.30 : x
  2. Step 2: Convert to fraction form
    3,862.74/5,330.56 = 2,094.30/x
  3. Step 3: Cross multiply
    3,862.74x = 5,330.56 × 2,094.30
  4. Step 4: Simplify right side
    3,862.74x = 11,163,791.81
  5. Step 5: Solve for x
    x = 11,163,791.81/3,862.74
  6. Step 6: Final answer
    x = 2,890.12

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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.