Home / 4,160.42-6,238.91-1,693.57

Finding the Fourth Proportional to 4,160.42, 6,238.91 and 1,693.57

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Solution

The fourth proportional to 4,160.42, 6,238.91 and 1,693.57 is: 2,539.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.42 : 6,238.91 = 1,693.57 : x
  2. Step 2: Convert to fraction form
    4,160.42/6,238.91 = 1,693.57/x
  3. Step 3: Cross multiply
    4,160.42x = 6,238.91 × 1,693.57
  4. Step 4: Simplify right side
    4,160.42x = 10,565,991.15
  5. Step 5: Solve for x
    x = 10,565,991.15/4,160.42
  6. Step 6: Final answer
    x = 2,539.65

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1.5x scale

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.