Home / 10,914.23-16,372.22-5,290.26

Finding the Fourth Proportional to 10,914.23, 16,372.22 and 5,290.26

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Solution

The fourth proportional to 10,914.23, 16,372.22 and 5,290.26 is: 7,935.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.23 : 16,372.22 = 5,290.26 : x
  2. Step 2: Convert to fraction form
    10,914.23/16,372.22 = 5,290.26/x
  3. Step 3: Cross multiply
    10,914.23x = 16,372.22 × 5,290.26
  4. Step 4: Simplify right side
    10,914.23x = 86,613,274.13
  5. Step 5: Solve for x
    x = 86,613,274.13/10,914.23
  6. Step 6: Final answer
    x = 7,935.82

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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.