Home / 11,335.57-16,889.41-10,698.93

Finding the Fourth Proportional to 11,335.57, 16,889.41 and 10,698.93

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Solution

The fourth proportional to 11,335.57, 16,889.41 and 10,698.93 is: 15,940.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.57 : 16,889.41 = 10,698.93 : x
  2. Step 2: Convert to fraction form
    11,335.57/16,889.41 = 10,698.93/x
  3. Step 3: Cross multiply
    11,335.57x = 16,889.41 × 10,698.93
  4. Step 4: Simplify right side
    11,335.57x = 180,698,615.33
  5. Step 5: Solve for x
    x = 180,698,615.33/11,335.57
  6. Step 6: Final answer
    x = 15,940.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.