Home / 1,574.88-2,174.04-1,134.96

Finding the Fourth Proportional to 1,574.88, 2,174.04 and 1,134.96

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Solution

The fourth proportional to 1,574.88, 2,174.04 and 1,134.96 is: 1,566.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.88 : 2,174.04 = 1,134.96 : x
  2. Step 2: Convert to fraction form
    1,574.88/2,174.04 = 1,134.96/x
  3. Step 3: Cross multiply
    1,574.88x = 2,174.04 × 1,134.96
  4. Step 4: Simplify right side
    1,574.88x = 2,467,448.44
  5. Step 5: Solve for x
    x = 2,467,448.44/1,574.88
  6. Step 6: Final answer
    x = 1,566.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.