Home / 3,337.09-4,998.34-1,690.81

Finding the Fourth Proportional to 3,337.09, 4,998.34 and 1,690.81

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Solution

The fourth proportional to 3,337.09, 4,998.34 and 1,690.81 is: 2,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.09 : 4,998.34 = 1,690.81 : x
  2. Step 2: Convert to fraction form
    3,337.09/4,998.34 = 1,690.81/x
  3. Step 3: Cross multiply
    3,337.09x = 4,998.34 × 1,690.81
  4. Step 4: Simplify right side
    3,337.09x = 8,451,243.26
  5. Step 5: Solve for x
    x = 8,451,243.26/3,337.09
  6. Step 6: Final answer
    x = 2,532.52

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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.