Home / 1,535.11-2,302.39-495.07

Finding the Fourth Proportional to 1,535.11, 2,302.39 and 495.07

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Solution

The fourth proportional to 1,535.11, 2,302.39 and 495.07 is: 742.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.11 : 2,302.39 = 495.07 : x
  2. Step 2: Convert to fraction form
    1,535.11/2,302.39 = 495.07/x
  3. Step 3: Cross multiply
    1,535.11x = 2,302.39 × 495.07
  4. Step 4: Simplify right side
    1,535.11x = 1,139,844.22
  5. Step 5: Solve for x
    x = 1,139,844.22/1,535.11
  6. Step 6: Final answer
    x = 742.52

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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.