Home / 11,161.44-15,402.98-6,126.13

Finding the Fourth Proportional to 11,161.44, 15,402.98 and 6,126.13

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Solution

The fourth proportional to 11,161.44, 15,402.98 and 6,126.13 is: 8,454.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.44 : 15,402.98 = 6,126.13 : x
  2. Step 2: Convert to fraction form
    11,161.44/15,402.98 = 6,126.13/x
  3. Step 3: Cross multiply
    11,161.44x = 15,402.98 × 6,126.13
  4. Step 4: Simplify right side
    11,161.44x = 94,360,692.44
  5. Step 5: Solve for x
    x = 94,360,692.44/11,161.44
  6. Step 6: Final answer
    x = 8,454.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.