Home / 3,574.82-5,357.90-1,518.50

Finding the Fourth Proportional to 3,574.82, 5,357.90 and 1,518.50

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Solution

The fourth proportional to 3,574.82, 5,357.90 and 1,518.50 is: 2,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.82 : 5,357.90 = 1,518.50 : x
  2. Step 2: Convert to fraction form
    3,574.82/5,357.90 = 1,518.50/x
  3. Step 3: Cross multiply
    3,574.82x = 5,357.90 × 1,518.50
  4. Step 4: Simplify right side
    3,574.82x = 8,135,971.15
  5. Step 5: Solve for x
    x = 8,135,971.15/3,574.82
  6. Step 6: Final answer
    x = 2,275.91

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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.