Home / 9,910.32-13,673.52-6,131.68

Finding the Fourth Proportional to 9,910.32, 13,673.52 and 6,131.68

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Solution

The fourth proportional to 9,910.32, 13,673.52 and 6,131.68 is: 8,460.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.32 : 13,673.52 = 6,131.68 : x
  2. Step 2: Convert to fraction form
    9,910.32/13,673.52 = 6,131.68/x
  3. Step 3: Cross multiply
    9,910.32x = 13,673.52 × 6,131.68
  4. Step 4: Simplify right side
    9,910.32x = 83,841,649.11
  5. Step 5: Solve for x
    x = 83,841,649.11/9,910.32
  6. Step 6: Final answer
    x = 8,460.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.