Home / 10,212.13-14,094.15-5,736.22

Finding the Fourth Proportional to 10,212.13, 14,094.15 and 5,736.22

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Solution

The fourth proportional to 10,212.13, 14,094.15 and 5,736.22 is: 7,916.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212.13 : 14,094.15 = 5,736.22 : x
  2. Step 2: Convert to fraction form
    10,212.13/14,094.15 = 5,736.22/x
  3. Step 3: Cross multiply
    10,212.13x = 14,094.15 × 5,736.22
  4. Step 4: Simplify right side
    10,212.13x = 80,847,120.63
  5. Step 5: Solve for x
    x = 80,847,120.63/10,212.13
  6. Step 6: Final answer
    x = 7,916.78

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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.