Home / 3,901.15-5,851.73-1,436.05

Finding the Fourth Proportional to 3,901.15, 5,851.73 and 1,436.05

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Solution

The fourth proportional to 3,901.15, 5,851.73 and 1,436.05 is: 2,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.15 : 5,851.73 = 1,436.05 : x
  2. Step 2: Convert to fraction form
    3,901.15/5,851.73 = 1,436.05/x
  3. Step 3: Cross multiply
    3,901.15x = 5,851.73 × 1,436.05
  4. Step 4: Simplify right side
    3,901.15x = 8,403,369.69
  5. Step 5: Solve for x
    x = 8,403,369.69/3,901.15
  6. Step 6: Final answer
    x = 2,154.08

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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.