Home / 1,558.24-2,145.99-1,524.22

Finding the Fourth Proportional to 1,558.24, 2,145.99 and 1,524.22

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Solution

The fourth proportional to 1,558.24, 2,145.99 and 1,524.22 is: 2,099.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.24 : 2,145.99 = 1,524.22 : x
  2. Step 2: Convert to fraction form
    1,558.24/2,145.99 = 1,524.22/x
  3. Step 3: Cross multiply
    1,558.24x = 2,145.99 × 1,524.22
  4. Step 4: Simplify right side
    1,558.24x = 3,270,961.23
  5. Step 5: Solve for x
    x = 3,270,961.23/1,558.24
  6. Step 6: Final answer
    x = 2,099.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.