Home / 8,890.26-13,333.32-2,649.70

Finding the Fourth Proportional to 8,890.26, 13,333.32 and 2,649.70

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Solution

The fourth proportional to 8,890.26, 13,333.32 and 2,649.70 is: 3,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.26 : 13,333.32 = 2,649.70 : x
  2. Step 2: Convert to fraction form
    8,890.26/13,333.32 = 2,649.70/x
  3. Step 3: Cross multiply
    8,890.26x = 13,333.32 × 2,649.70
  4. Step 4: Simplify right side
    8,890.26x = 35,329,298.00
  5. Step 5: Solve for x
    x = 35,329,298.00/8,890.26
  6. Step 6: Final answer
    x = 3,973.93

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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.