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Finding the Fourth Proportional to 4,114, 5,677.32 and 2,251

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Solution

The fourth proportional to 4,114, 5,677.32 and 2,251 is: 3,106.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114 : 5,677.32 = 2,251 : x
  2. Step 2: Convert to fraction form
    4,114/5,677.32 = 2,251/x
  3. Step 3: Cross multiply
    4,114x = 5,677.32 × 2,251
  4. Step 4: Simplify right side
    4,114x = 12,779,647.32
  5. Step 5: Solve for x
    x = 12,779,647.32/4,114
  6. Step 6: Final answer
    x = 3,106.38

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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.