Home / 10,372.39-14,313.96-5,656.66

Finding the Fourth Proportional to 10,372.39, 14,313.96 and 5,656.66

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Solution

The fourth proportional to 10,372.39, 14,313.96 and 5,656.66 is: 7,806.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.39 : 14,313.96 = 5,656.66 : x
  2. Step 2: Convert to fraction form
    10,372.39/14,313.96 = 5,656.66/x
  3. Step 3: Cross multiply
    10,372.39x = 14,313.96 × 5,656.66
  4. Step 4: Simplify right side
    10,372.39x = 80,969,169.19
  5. Step 5: Solve for x
    x = 80,969,169.19/10,372.39
  6. Step 6: Final answer
    x = 7,806.22

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