Home / 11,154.24-16,726.08-4,129.44

Finding the Fourth Proportional to 11,154.24, 16,726.08 and 4,129.44

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Solution

The fourth proportional to 11,154.24, 16,726.08 and 4,129.44 is: 6,192.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154.24 : 16,726.08 = 4,129.44 : x
  2. Step 2: Convert to fraction form
    11,154.24/16,726.08 = 4,129.44/x
  3. Step 3: Cross multiply
    11,154.24x = 16,726.08 × 4,129.44
  4. Step 4: Simplify right side
    11,154.24x = 69,069,343.80
  5. Step 5: Solve for x
    x = 69,069,343.80/11,154.24
  6. Step 6: Final answer
    x = 6,192.21

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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.