Home / 1,357.49-2,032.26-835.92

Finding the Fourth Proportional to 1,357.49, 2,032.26 and 835.92

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Solution

The fourth proportional to 1,357.49, 2,032.26 and 835.92 is: 1,251.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357.49 : 2,032.26 = 835.92 : x
  2. Step 2: Convert to fraction form
    1,357.49/2,032.26 = 835.92/x
  3. Step 3: Cross multiply
    1,357.49x = 2,032.26 × 835.92
  4. Step 4: Simplify right side
    1,357.49x = 1,698,808.87
  5. Step 5: Solve for x
    x = 1,698,808.87/1,357.49
  6. Step 6: Final answer
    x = 1,251.44

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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.