Home / 3,862.98-5,330.91-2,094.57

Finding the Fourth Proportional to 3,862.98, 5,330.91 and 2,094.57

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Solution

The fourth proportional to 3,862.98, 5,330.91 and 2,094.57 is: 2,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.98 : 5,330.91 = 2,094.57 : x
  2. Step 2: Convert to fraction form
    3,862.98/5,330.91 = 2,094.57/x
  3. Step 3: Cross multiply
    3,862.98x = 5,330.91 × 2,094.57
  4. Step 4: Simplify right side
    3,862.98x = 11,165,964.16
  5. Step 5: Solve for x
    x = 11,165,964.16/3,862.98
  6. Step 6: Final answer
    x = 2,890.51

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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.