Home / 11,508.36-17,263.35-3,717.78

Finding the Fourth Proportional to 11,508.36, 17,263.35 and 3,717.78

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Solution

The fourth proportional to 11,508.36, 17,263.35 and 3,717.78 is: 5,576.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508.36 : 17,263.35 = 3,717.78 : x
  2. Step 2: Convert to fraction form
    11,508.36/17,263.35 = 3,717.78/x
  3. Step 3: Cross multiply
    11,508.36x = 17,263.35 × 3,717.78
  4. Step 4: Simplify right side
    11,508.36x = 64,181,337.36
  5. Step 5: Solve for x
    x = 64,181,337.36/11,508.36
  6. Step 6: Final answer
    x = 5,576.93

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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.