Home / 11,360.70-17,031.74-5,118.84

Finding the Fourth Proportional to 11,360.70, 17,031.74 and 5,118.84

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Solution

The fourth proportional to 11,360.70, 17,031.74 and 5,118.84 is: 7,674.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.70 : 17,031.74 = 5,118.84 : x
  2. Step 2: Convert to fraction form
    11,360.70/17,031.74 = 5,118.84/x
  3. Step 3: Cross multiply
    11,360.70x = 17,031.74 × 5,118.84
  4. Step 4: Simplify right side
    11,360.70x = 87,182,726.39
  5. Step 5: Solve for x
    x = 87,182,726.39/11,360.70
  6. Step 6: Final answer
    x = 7,674.06

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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.