Home / 3,192.65-4,790.85-1,437.75

Finding the Fourth Proportional to 3,192.65, 4,790.85 and 1,437.75

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Solution

The fourth proportional to 3,192.65, 4,790.85 and 1,437.75 is: 2,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.65 : 4,790.85 = 1,437.75 : x
  2. Step 2: Convert to fraction form
    3,192.65/4,790.85 = 1,437.75/x
  3. Step 3: Cross multiply
    3,192.65x = 4,790.85 × 1,437.75
  4. Step 4: Simplify right side
    3,192.65x = 6,888,039.20
  5. Step 5: Solve for x
    x = 6,888,039.20/3,192.65
  6. Step 6: Final answer
    x = 2,157.47

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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.