Home / 4,083.36-5,635.58-3,972.17

Finding the Fourth Proportional to 4,083.36, 5,635.58 and 3,972.17

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Solution

The fourth proportional to 4,083.36, 5,635.58 and 3,972.17 is: 5,482.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.36 : 5,635.58 = 3,972.17 : x
  2. Step 2: Convert to fraction form
    4,083.36/5,635.58 = 3,972.17/x
  3. Step 3: Cross multiply
    4,083.36x = 5,635.58 × 3,972.17
  4. Step 4: Simplify right side
    4,083.36x = 22,385,433.77
  5. Step 5: Solve for x
    x = 22,385,433.77/4,083.36
  6. Step 6: Final answer
    x = 5,482.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.