Home / 10,707.75-16,059.81-2,916.57

Finding the Fourth Proportional to 10,707.75, 16,059.81 and 2,916.57

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Solution

The fourth proportional to 10,707.75, 16,059.81 and 2,916.57 is: 4,374.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.75 : 16,059.81 = 2,916.57 : x
  2. Step 2: Convert to fraction form
    10,707.75/16,059.81 = 2,916.57/x
  3. Step 3: Cross multiply
    10,707.75x = 16,059.81 × 2,916.57
  4. Step 4: Simplify right side
    10,707.75x = 46,839,560.05
  5. Step 5: Solve for x
    x = 46,839,560.05/10,707.75
  6. Step 6: Final answer
    x = 4,374.36

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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.