Home / 1,049.03-1,572.37-756.52

Finding the Fourth Proportional to 1,049.03, 1,572.37 and 756.52

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Solution

The fourth proportional to 1,049.03, 1,572.37 and 756.52 is: 1,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049.03 : 1,572.37 = 756.52 : x
  2. Step 2: Convert to fraction form
    1,049.03/1,572.37 = 756.52/x
  3. Step 3: Cross multiply
    1,049.03x = 1,572.37 × 756.52
  4. Step 4: Simplify right side
    1,049.03x = 1,189,529.35
  5. Step 5: Solve for x
    x = 1,189,529.35/1,049.03
  6. Step 6: Final answer
    x = 1,133.93

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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.