Home / 10,447.75-15,673.08-3,052.75

Finding the Fourth Proportional to 10,447.75, 15,673.08 and 3,052.75

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Solution

The fourth proportional to 10,447.75, 15,673.08 and 3,052.75 is: 4,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.75 : 15,673.08 = 3,052.75 : x
  2. Step 2: Convert to fraction form
    10,447.75/15,673.08 = 3,052.75/x
  3. Step 3: Cross multiply
    10,447.75x = 15,673.08 × 3,052.75
  4. Step 4: Simplify right side
    10,447.75x = 47,845,994.97
  5. Step 5: Solve for x
    x = 47,845,994.97/10,447.75
  6. Step 6: Final answer
    x = 4,579.55

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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.