Home / 1,580.43-2,369.74-1,093.53

Finding the Fourth Proportional to 1,580.43, 2,369.74 and 1,093.53

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Solution

The fourth proportional to 1,580.43, 2,369.74 and 1,093.53 is: 1,639.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580.43 : 2,369.74 = 1,093.53 : x
  2. Step 2: Convert to fraction form
    1,580.43/2,369.74 = 1,093.53/x
  3. Step 3: Cross multiply
    1,580.43x = 2,369.74 × 1,093.53
  4. Step 4: Simplify right side
    1,580.43x = 2,591,367.20
  5. Step 5: Solve for x
    x = 2,591,367.20/1,580.43
  6. Step 6: Final answer
    x = 1,639.66

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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.