Home / 2,453.26-3,385.63-1,509.11

Finding the Fourth Proportional to 2,453.26, 3,385.63 and 1,509.11

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Solution

The fourth proportional to 2,453.26, 3,385.63 and 1,509.11 is: 2,082.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.26 : 3,385.63 = 1,509.11 : x
  2. Step 2: Convert to fraction form
    2,453.26/3,385.63 = 1,509.11/x
  3. Step 3: Cross multiply
    2,453.26x = 3,385.63 × 1,509.11
  4. Step 4: Simplify right side
    2,453.26x = 5,109,288.09
  5. Step 5: Solve for x
    x = 5,109,288.09/2,453.26
  6. Step 6: Final answer
    x = 2,082.65

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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.