Home / 3,586.32-5,378.37-1,394.52

Finding the Fourth Proportional to 3,586.32, 5,378.37 and 1,394.52

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Solution

The fourth proportional to 3,586.32, 5,378.37 and 1,394.52 is: 2,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.32 : 5,378.37 = 1,394.52 : x
  2. Step 2: Convert to fraction form
    3,586.32/5,378.37 = 1,394.52/x
  3. Step 3: Cross multiply
    3,586.32x = 5,378.37 × 1,394.52
  4. Step 4: Simplify right side
    3,586.32x = 7,500,244.53
  5. Step 5: Solve for x
    x = 7,500,244.53/3,586.32
  6. Step 6: Final answer
    x = 2,091.35

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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.