Home / 11,141.48-16,716.54-4,570.76

Finding the Fourth Proportional to 11,141.48, 16,716.54 and 4,570.76

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Solution

The fourth proportional to 11,141.48, 16,716.54 and 4,570.76 is: 6,857.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,141.48 : 16,716.54 = 4,570.76 : x
  2. Step 2: Convert to fraction form
    11,141.48/16,716.54 = 4,570.76/x
  3. Step 3: Cross multiply
    11,141.48x = 16,716.54 × 4,570.76
  4. Step 4: Simplify right side
    11,141.48x = 76,407,292.37
  5. Step 5: Solve for x
    x = 76,407,292.37/11,141.48
  6. Step 6: Final answer
    x = 6,857.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.