Home / 1,529.51-2,293.25-748.53

Finding the Fourth Proportional to 1,529.51, 2,293.25 and 748.53

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Solution

The fourth proportional to 1,529.51, 2,293.25 and 748.53 is: 1,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.51 : 2,293.25 = 748.53 : x
  2. Step 2: Convert to fraction form
    1,529.51/2,293.25 = 748.53/x
  3. Step 3: Cross multiply
    1,529.51x = 2,293.25 × 748.53
  4. Step 4: Simplify right side
    1,529.51x = 1,716,562.68
  5. Step 5: Solve for x
    x = 1,716,562.68/1,529.51
  6. Step 6: Final answer
    x = 1,122.30

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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.