Home / 11,146.80-16,717.46-4,574.86

Finding the Fourth Proportional to 11,146.80, 16,717.46 and 4,574.86

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Solution

The fourth proportional to 11,146.80, 16,717.46 and 4,574.86 is: 6,861.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.80 : 16,717.46 = 4,574.86 : x
  2. Step 2: Convert to fraction form
    11,146.80/16,717.46 = 4,574.86/x
  3. Step 3: Cross multiply
    11,146.80x = 16,717.46 × 4,574.86
  4. Step 4: Simplify right side
    11,146.80x = 76,480,039.06
  5. Step 5: Solve for x
    x = 76,480,039.06/11,146.80
  6. Step 6: Final answer
    x = 6,861.17

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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.