Home / 10,226.46-15,339.64-2,830.87

Finding the Fourth Proportional to 10,226.46, 15,339.64 and 2,830.87

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Solution

The fourth proportional to 10,226.46, 15,339.64 and 2,830.87 is: 4,246.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.46 : 15,339.64 = 2,830.87 : x
  2. Step 2: Convert to fraction form
    10,226.46/15,339.64 = 2,830.87/x
  3. Step 3: Cross multiply
    10,226.46x = 15,339.64 × 2,830.87
  4. Step 4: Simplify right side
    10,226.46x = 43,424,526.69
  5. Step 5: Solve for x
    x = 43,424,526.69/10,226.46
  6. Step 6: Final answer
    x = 4,246.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.