Home / 3,898.11-5,376.39-2,482.02

Finding the Fourth Proportional to 3,898.11, 5,376.39 and 2,482.02

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Solution

The fourth proportional to 3,898.11, 5,376.39 and 2,482.02 is: 3,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.11 : 5,376.39 = 2,482.02 : x
  2. Step 2: Convert to fraction form
    3,898.11/5,376.39 = 2,482.02/x
  3. Step 3: Cross multiply
    3,898.11x = 5,376.39 × 2,482.02
  4. Step 4: Simplify right side
    3,898.11x = 13,344,307.51
  5. Step 5: Solve for x
    x = 13,344,307.51/3,898.11
  6. Step 6: Final answer
    x = 3,423.28

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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.