Home / 8,889.52-13,336.44-2,649.28

Finding the Fourth Proportional to 8,889.52, 13,336.44 and 2,649.28

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Solution

The fourth proportional to 8,889.52, 13,336.44 and 2,649.28 is: 3,974.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.52 : 13,336.44 = 2,649.28 : x
  2. Step 2: Convert to fraction form
    8,889.52/13,336.44 = 2,649.28/x
  3. Step 3: Cross multiply
    8,889.52x = 13,336.44 × 2,649.28
  4. Step 4: Simplify right side
    8,889.52x = 35,331,963.76
  5. Step 5: Solve for x
    x = 35,331,963.76/8,889.52
  6. Step 6: Final answer
    x = 3,974.56

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1.5x scale

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.