Home / 8,146.80-11,243.28-4,610.64

Finding the Fourth Proportional to 8,146.80, 11,243.28 and 4,610.64

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Solution

The fourth proportional to 8,146.80, 11,243.28 and 4,610.64 is: 6,363.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.80 : 11,243.28 = 4,610.64 : x
  2. Step 2: Convert to fraction form
    8,146.80/11,243.28 = 4,610.64/x
  3. Step 3: Cross multiply
    8,146.80x = 11,243.28 × 4,610.64
  4. Step 4: Simplify right side
    8,146.80x = 51,838,716.50
  5. Step 5: Solve for x
    x = 51,838,716.50/8,146.80
  6. Step 6: Final answer
    x = 6,363.08

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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.