Home / 2,134.32-2,945.34-1,349.01

Finding the Fourth Proportional to 2,134.32, 2,945.34 and 1,349.01

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Solution

The fourth proportional to 2,134.32, 2,945.34 and 1,349.01 is: 1,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.32 : 2,945.34 = 1,349.01 : x
  2. Step 2: Convert to fraction form
    2,134.32/2,945.34 = 1,349.01/x
  3. Step 3: Cross multiply
    2,134.32x = 2,945.34 × 1,349.01
  4. Step 4: Simplify right side
    2,134.32x = 3,973,293.11
  5. Step 5: Solve for x
    x = 3,973,293.11/2,134.32
  6. Step 6: Final answer
    x = 1,861.62

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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.