Home / 3,972.63-5,482.49-2,294.35

Finding the Fourth Proportional to 3,972.63, 5,482.49 and 2,294.35

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Solution

The fourth proportional to 3,972.63, 5,482.49 and 2,294.35 is: 3,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.63 : 5,482.49 = 2,294.35 : x
  2. Step 2: Convert to fraction form
    3,972.63/5,482.49 = 2,294.35/x
  3. Step 3: Cross multiply
    3,972.63x = 5,482.49 × 2,294.35
  4. Step 4: Simplify right side
    3,972.63x = 12,578,750.93
  5. Step 5: Solve for x
    x = 12,578,750.93/3,972.63
  6. Step 6: Final answer
    x = 3,166.35

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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.