Home / 8,904.57-13,347.54-2,979.96

Finding the Fourth Proportional to 8,904.57, 13,347.54 and 2,979.96

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Solution

The fourth proportional to 8,904.57, 13,347.54 and 2,979.96 is: 4,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.57 : 13,347.54 = 2,979.96 : x
  2. Step 2: Convert to fraction form
    8,904.57/13,347.54 = 2,979.96/x
  3. Step 3: Cross multiply
    8,904.57x = 13,347.54 × 2,979.96
  4. Step 4: Simplify right side
    8,904.57x = 39,775,135.30
  5. Step 5: Solve for x
    x = 39,775,135.30/8,904.57
  6. Step 6: Final answer
    x = 4,466.82

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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.