Home / 5,370-8,051.52-2,252.10

Finding the Fourth Proportional to 5,370, 8,051.52 and 2,252.10

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Solution

The fourth proportional to 5,370, 8,051.52 and 2,252.10 is: 3,376.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370 : 8,051.52 = 2,252.10 : x
  2. Step 2: Convert to fraction form
    5,370/8,051.52 = 2,252.10/x
  3. Step 3: Cross multiply
    5,370x = 8,051.52 × 2,252.10
  4. Step 4: Simplify right side
    5,370x = 18,132,828.19
  5. Step 5: Solve for x
    x = 18,132,828.19/5,370
  6. Step 6: Final answer
    x = 3,376.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.