Home / 3,580.53-5,370.39-1,499.28

Finding the Fourth Proportional to 3,580.53, 5,370.39 and 1,499.28

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Solution

The fourth proportional to 3,580.53, 5,370.39 and 1,499.28 is: 2,248.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.53 : 5,370.39 = 1,499.28 : x
  2. Step 2: Convert to fraction form
    3,580.53/5,370.39 = 1,499.28/x
  3. Step 3: Cross multiply
    3,580.53x = 5,370.39 × 1,499.28
  4. Step 4: Simplify right side
    3,580.53x = 8,051,718.32
  5. Step 5: Solve for x
    x = 8,051,718.32/3,580.53
  6. Step 6: Final answer
    x = 2,248.75

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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.