Home / 3,019.60-4,167.18-1,693.24

Finding the Fourth Proportional to 3,019.60, 4,167.18 and 1,693.24

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Solution

The fourth proportional to 3,019.60, 4,167.18 and 1,693.24 is: 2,336.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.60 : 4,167.18 = 1,693.24 : x
  2. Step 2: Convert to fraction form
    3,019.60/4,167.18 = 1,693.24/x
  3. Step 3: Cross multiply
    3,019.60x = 4,167.18 × 1,693.24
  4. Step 4: Simplify right side
    3,019.60x = 7,056,035.86
  5. Step 5: Solve for x
    x = 7,056,035.86/3,019.60
  6. Step 6: Final answer
    x = 2,336.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.