Home / 4,431.03-6,115.71-2,543.89

Finding the Fourth Proportional to 4,431.03, 6,115.71 and 2,543.89

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Solution

The fourth proportional to 4,431.03, 6,115.71 and 2,543.89 is: 3,511.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.03 : 6,115.71 = 2,543.89 : x
  2. Step 2: Convert to fraction form
    4,431.03/6,115.71 = 2,543.89/x
  3. Step 3: Cross multiply
    4,431.03x = 6,115.71 × 2,543.89
  4. Step 4: Simplify right side
    4,431.03x = 15,557,701.16
  5. Step 5: Solve for x
    x = 15,557,701.16/4,431.03
  6. Step 6: Final answer
    x = 3,511.08

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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.