Home / 3,035.11-4,188.42-1,708.81

Finding the Fourth Proportional to 3,035.11, 4,188.42 and 1,708.81

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Solution

The fourth proportional to 3,035.11, 4,188.42 and 1,708.81 is: 2,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.11 : 4,188.42 = 1,708.81 : x
  2. Step 2: Convert to fraction form
    3,035.11/4,188.42 = 1,708.81/x
  3. Step 3: Cross multiply
    3,035.11x = 4,188.42 × 1,708.81
  4. Step 4: Simplify right side
    3,035.11x = 7,157,213.98
  5. Step 5: Solve for x
    x = 7,157,213.98/3,035.11
  6. Step 6: Final answer
    x = 2,358.14

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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.