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Finding the Fourth Proportional to 3,931.52, 5,897.28 and 1,850.23

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Solution

The fourth proportional to 3,931.52, 5,897.28 and 1,850.23 is: 2,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.52 : 5,897.28 = 1,850.23 : x
  2. Step 2: Convert to fraction form
    3,931.52/5,897.28 = 1,850.23/x
  3. Step 3: Cross multiply
    3,931.52x = 5,897.28 × 1,850.23
  4. Step 4: Simplify right side
    3,931.52x = 10,911,324.37
  5. Step 5: Solve for x
    x = 10,911,324.37/3,931.52
  6. Step 6: Final answer
    x = 2,775.35

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.