Home / 8,774.16-13,159.68-2,930.04

Finding the Fourth Proportional to 8,774.16, 13,159.68 and 2,930.04

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Solution

The fourth proportional to 8,774.16, 13,159.68 and 2,930.04 is: 4,394.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774.16 : 13,159.68 = 2,930.04 : x
  2. Step 2: Convert to fraction form
    8,774.16/13,159.68 = 2,930.04/x
  3. Step 3: Cross multiply
    8,774.16x = 13,159.68 × 2,930.04
  4. Step 4: Simplify right side
    8,774.16x = 38,558,388.79
  5. Step 5: Solve for x
    x = 38,558,388.79/8,774.16
  6. Step 6: Final answer
    x = 4,394.54

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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.