Home / 4,158.63-6,238.55-1,693.60

Finding the Fourth Proportional to 4,158.63, 6,238.55 and 1,693.60

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Solution

The fourth proportional to 4,158.63, 6,238.55 and 1,693.60 is: 2,540.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.63 : 6,238.55 = 1,693.60 : x
  2. Step 2: Convert to fraction form
    4,158.63/6,238.55 = 1,693.60/x
  3. Step 3: Cross multiply
    4,158.63x = 6,238.55 × 1,693.60
  4. Step 4: Simplify right side
    4,158.63x = 10,565,596.92
  5. Step 5: Solve for x
    x = 10,565,596.92/4,158.63
  6. Step 6: Final answer
    x = 2,540.64

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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.