Home / 10,974.52-16,461.60-4,738.90

Finding the Fourth Proportional to 10,974.52, 16,461.60 and 4,738.90

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Solution

The fourth proportional to 10,974.52, 16,461.60 and 4,738.90 is: 7,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.52 : 16,461.60 = 4,738.90 : x
  2. Step 2: Convert to fraction form
    10,974.52/16,461.60 = 4,738.90/x
  3. Step 3: Cross multiply
    10,974.52x = 16,461.60 × 4,738.90
  4. Step 4: Simplify right side
    10,974.52x = 78,009,876.24
  5. Step 5: Solve for x
    x = 78,009,876.24/10,974.52
  6. Step 6: Final answer
    x = 7,108.27

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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.