Home / 3,035.89-4,189.22-1,709.57

Finding the Fourth Proportional to 3,035.89, 4,189.22 and 1,709.57

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Solution

The fourth proportional to 3,035.89, 4,189.22 and 1,709.57 is: 2,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.89 : 4,189.22 = 1,709.57 : x
  2. Step 2: Convert to fraction form
    3,035.89/4,189.22 = 1,709.57/x
  3. Step 3: Cross multiply
    3,035.89x = 4,189.22 × 1,709.57
  4. Step 4: Simplify right side
    3,035.89x = 7,161,748.16
  5. Step 5: Solve for x
    x = 7,161,748.16/3,035.89
  6. Step 6: Final answer
    x = 2,359.03

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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.