Home / 4,155.43-6,232.33-1,557.85

Finding the Fourth Proportional to 4,155.43, 6,232.33 and 1,557.85

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Solution

The fourth proportional to 4,155.43, 6,232.33 and 1,557.85 is: 2,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.43 : 6,232.33 = 1,557.85 : x
  2. Step 2: Convert to fraction form
    4,155.43/6,232.33 = 1,557.85/x
  3. Step 3: Cross multiply
    4,155.43x = 6,232.33 × 1,557.85
  4. Step 4: Simplify right side
    4,155.43x = 9,709,035.29
  5. Step 5: Solve for x
    x = 9,709,035.29/4,155.43
  6. Step 6: Final answer
    x = 2,336.47

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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.