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Finding the Fourth Proportional to 5,898.84, 8,843.76 and 3,820.92

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Solution

The fourth proportional to 5,898.84, 8,843.76 and 3,820.92 is: 5,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.84 : 8,843.76 = 3,820.92 : x
  2. Step 2: Convert to fraction form
    5,898.84/8,843.76 = 3,820.92/x
  3. Step 3: Cross multiply
    5,898.84x = 8,843.76 × 3,820.92
  4. Step 4: Simplify right side
    5,898.84x = 33,791,299.46
  5. Step 5: Solve for x
    x = 33,791,299.46/5,898.84
  6. Step 6: Final answer
    x = 5,728.47

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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.