Home / 11,106.64-16,661.04-3,711.76

Finding the Fourth Proportional to 11,106.64, 16,661.04 and 3,711.76

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Solution

The fourth proportional to 11,106.64, 16,661.04 and 3,711.76 is: 5,568.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.64 : 16,661.04 = 3,711.76 : x
  2. Step 2: Convert to fraction form
    11,106.64/16,661.04 = 3,711.76/x
  3. Step 3: Cross multiply
    11,106.64x = 16,661.04 × 3,711.76
  4. Step 4: Simplify right side
    11,106.64x = 61,841,781.83
  5. Step 5: Solve for x
    x = 61,841,781.83/11,106.64
  6. Step 6: Final answer
    x = 5,568.00

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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.