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Finding the Fourth Proportional to 3,833.34, 5,750.64 and 1,885.74

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Solution

The fourth proportional to 3,833.34, 5,750.64 and 1,885.74 is: 2,828.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.34 : 5,750.64 = 1,885.74 : x
  2. Step 2: Convert to fraction form
    3,833.34/5,750.64 = 1,885.74/x
  3. Step 3: Cross multiply
    3,833.34x = 5,750.64 × 1,885.74
  4. Step 4: Simplify right side
    3,833.34x = 10,844,211.87
  5. Step 5: Solve for x
    x = 10,844,211.87/3,833.34
  6. Step 6: Final answer
    x = 2,828.92

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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.