Home / 4,158.60-6,232.49-1,690.54

Finding the Fourth Proportional to 4,158.60, 6,232.49 and 1,690.54

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Solution

The fourth proportional to 4,158.60, 6,232.49 and 1,690.54 is: 2,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.60 : 6,232.49 = 1,690.54 : x
  2. Step 2: Convert to fraction form
    4,158.60/6,232.49 = 1,690.54/x
  3. Step 3: Cross multiply
    4,158.60x = 6,232.49 × 1,690.54
  4. Step 4: Simplify right side
    4,158.60x = 10,536,273.64
  5. Step 5: Solve for x
    x = 10,536,273.64/4,158.60
  6. Step 6: Final answer
    x = 2,533.61

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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.