Home / 10,669.80-16,006.80-4,826.46

Finding the Fourth Proportional to 10,669.80, 16,006.80 and 4,826.46

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Solution

The fourth proportional to 10,669.80, 16,006.80 and 4,826.46 is: 7,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,669.80 : 16,006.80 = 4,826.46 : x
  2. Step 2: Convert to fraction form
    10,669.80/16,006.80 = 4,826.46/x
  3. Step 3: Cross multiply
    10,669.80x = 16,006.80 × 4,826.46
  4. Step 4: Simplify right side
    10,669.80x = 77,256,179.93
  5. Step 5: Solve for x
    x = 77,256,179.93/10,669.80
  6. Step 6: Final answer
    x = 7,240.64

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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.