Home / 7,926.41-10,938.43-4,389.64

Finding the Fourth Proportional to 7,926.41, 10,938.43 and 4,389.64

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Solution

The fourth proportional to 7,926.41, 10,938.43 and 4,389.64 is: 6,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.41 : 10,938.43 = 4,389.64 : x
  2. Step 2: Convert to fraction form
    7,926.41/10,938.43 = 4,389.64/x
  3. Step 3: Cross multiply
    7,926.41x = 10,938.43 × 4,389.64
  4. Step 4: Simplify right side
    7,926.41x = 48,015,769.87
  5. Step 5: Solve for x
    x = 48,015,769.87/7,926.41
  6. Step 6: Final answer
    x = 6,057.69

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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.