Home / 10,126.21-15,188.26-2,730.22

Finding the Fourth Proportional to 10,126.21, 15,188.26 and 2,730.22

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Solution

The fourth proportional to 10,126.21, 15,188.26 and 2,730.22 is: 4,095.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.21 : 15,188.26 = 2,730.22 : x
  2. Step 2: Convert to fraction form
    10,126.21/15,188.26 = 2,730.22/x
  3. Step 3: Cross multiply
    10,126.21x = 15,188.26 × 2,730.22
  4. Step 4: Simplify right side
    10,126.21x = 41,467,291.22
  5. Step 5: Solve for x
    x = 41,467,291.22/10,126.21
  6. Step 6: Final answer
    x = 4,095.05

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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.