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Finding the Fourth Proportional to 3,888.39, 5,831.29 and 1,548.98

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Solution

The fourth proportional to 3,888.39, 5,831.29 and 1,548.98 is: 2,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888.39 : 5,831.29 = 1,548.98 : x
  2. Step 2: Convert to fraction form
    3,888.39/5,831.29 = 1,548.98/x
  3. Step 3: Cross multiply
    3,888.39x = 5,831.29 × 1,548.98
  4. Step 4: Simplify right side
    3,888.39x = 9,032,551.58
  5. Step 5: Solve for x
    x = 9,032,551.58/3,888.39
  6. Step 6: Final answer
    x = 2,322.95

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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.