Home / 10,245.42-14,140.05-5,997.78

Finding the Fourth Proportional to 10,245.42, 14,140.05 and 5,997.78

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Solution

The fourth proportional to 10,245.42, 14,140.05 and 5,997.78 is: 8,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.42 : 14,140.05 = 5,997.78 : x
  2. Step 2: Convert to fraction form
    10,245.42/14,140.05 = 5,997.78/x
  3. Step 3: Cross multiply
    10,245.42x = 14,140.05 × 5,997.78
  4. Step 4: Simplify right side
    10,245.42x = 84,808,909.09
  5. Step 5: Solve for x
    x = 84,808,909.09/10,245.42
  6. Step 6: Final answer
    x = 8,277.74

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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.