Home / 3,933.84-5,901.64-1,160.40

Finding the Fourth Proportional to 3,933.84, 5,901.64 and 1,160.40

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Solution

The fourth proportional to 3,933.84, 5,901.64 and 1,160.40 is: 1,740.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.84 : 5,901.64 = 1,160.40 : x
  2. Step 2: Convert to fraction form
    3,933.84/5,901.64 = 1,160.40/x
  3. Step 3: Cross multiply
    3,933.84x = 5,901.64 × 1,160.40
  4. Step 4: Simplify right side
    3,933.84x = 6,848,263.06
  5. Step 5: Solve for x
    x = 6,848,263.06/3,933.84
  6. Step 6: Final answer
    x = 1,740.86

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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.