Home / 8,440.97-11,649.27-5,603.33

Finding the Fourth Proportional to 8,440.97, 11,649.27 and 5,603.33

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Solution

The fourth proportional to 8,440.97, 11,649.27 and 5,603.33 is: 7,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.97 : 11,649.27 = 5,603.33 : x
  2. Step 2: Convert to fraction form
    8,440.97/11,649.27 = 5,603.33/x
  3. Step 3: Cross multiply
    8,440.97x = 11,649.27 × 5,603.33
  4. Step 4: Simplify right side
    8,440.97x = 65,274,645.82
  5. Step 5: Solve for x
    x = 65,274,645.82/8,440.97
  6. Step 6: Final answer
    x = 7,733.08

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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.