Home / 10,669.80-16,004.52-4,826.40

Finding the Fourth Proportional to 10,669.80, 16,004.52 and 4,826.40

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Solution

The fourth proportional to 10,669.80, 16,004.52 and 4,826.40 is: 7,239.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,669.80 : 16,004.52 = 4,826.40 : x
  2. Step 2: Convert to fraction form
    10,669.80/16,004.52 = 4,826.40/x
  3. Step 3: Cross multiply
    10,669.80x = 16,004.52 × 4,826.40
  4. Step 4: Simplify right side
    10,669.80x = 77,244,215.33
  5. Step 5: Solve for x
    x = 77,244,215.33/10,669.80
  6. Step 6: Final answer
    x = 7,239.52

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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.