Home / 2,189.13-3,023.45-1,697.73

Finding the Fourth Proportional to 2,189.13, 3,023.45 and 1,697.73

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Solution

The fourth proportional to 2,189.13, 3,023.45 and 1,697.73 is: 2,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189.13 : 3,023.45 = 1,697.73 : x
  2. Step 2: Convert to fraction form
    2,189.13/3,023.45 = 1,697.73/x
  3. Step 3: Cross multiply
    2,189.13x = 3,023.45 × 1,697.73
  4. Step 4: Simplify right side
    2,189.13x = 5,133,001.77
  5. Step 5: Solve for x
    x = 5,133,001.77/2,189.13
  6. Step 6: Final answer
    x = 2,344.77

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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.