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Finding the Fourth Proportional to 3,841.38, 5,762.06 and 1,534.50

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Solution

The fourth proportional to 3,841.38, 5,762.06 and 1,534.50 is: 2,301.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.38 : 5,762.06 = 1,534.50 : x
  2. Step 2: Convert to fraction form
    3,841.38/5,762.06 = 1,534.50/x
  3. Step 3: Cross multiply
    3,841.38x = 5,762.06 × 1,534.50
  4. Step 4: Simplify right side
    3,841.38x = 8,841,881.07
  5. Step 5: Solve for x
    x = 8,841,881.07/3,841.38
  6. Step 6: Final answer
    x = 2,301.75

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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.