Home / 1,529.01-2,286.52-1,139.29

Finding the Fourth Proportional to 1,529.01, 2,286.52 and 1,139.29

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Solution

The fourth proportional to 1,529.01, 2,286.52 and 1,139.29 is: 1,703.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.01 : 2,286.52 = 1,139.29 : x
  2. Step 2: Convert to fraction form
    1,529.01/2,286.52 = 1,139.29/x
  3. Step 3: Cross multiply
    1,529.01x = 2,286.52 × 1,139.29
  4. Step 4: Simplify right side
    1,529.01x = 2,604,995.99
  5. Step 5: Solve for x
    x = 2,604,995.99/1,529.01
  6. Step 6: Final answer
    x = 1,703.71

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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.