Home / 5,574.06-8,360.82-1,678.37

Finding the Fourth Proportional to 5,574.06, 8,360.82 and 1,678.37

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Solution

The fourth proportional to 5,574.06, 8,360.82 and 1,678.37 is: 2,517.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.06 : 8,360.82 = 1,678.37 : x
  2. Step 2: Convert to fraction form
    5,574.06/8,360.82 = 1,678.37/x
  3. Step 3: Cross multiply
    5,574.06x = 8,360.82 × 1,678.37
  4. Step 4: Simplify right side
    5,574.06x = 14,032,507.66
  5. Step 5: Solve for x
    x = 14,032,507.66/5,574.06
  6. Step 6: Final answer
    x = 2,517.47

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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.