Home / 8,546.21-11,786.40-5,560.95

Finding the Fourth Proportional to 8,546.21, 11,786.40 and 5,560.95

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Solution

The fourth proportional to 8,546.21, 11,786.40 and 5,560.95 is: 7,669.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.21 : 11,786.40 = 5,560.95 : x
  2. Step 2: Convert to fraction form
    8,546.21/11,786.40 = 5,560.95/x
  3. Step 3: Cross multiply
    8,546.21x = 11,786.40 × 5,560.95
  4. Step 4: Simplify right side
    8,546.21x = 65,543,581.08
  5. Step 5: Solve for x
    x = 65,543,581.08/8,546.21
  6. Step 6: Final answer
    x = 7,669.32

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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.