Home / 1,838.18-2,536.90-1,052.48

Finding the Fourth Proportional to 1,838.18, 2,536.90 and 1,052.48

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Solution

The fourth proportional to 1,838.18, 2,536.90 and 1,052.48 is: 1,452.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.18 : 2,536.90 = 1,052.48 : x
  2. Step 2: Convert to fraction form
    1,838.18/2,536.90 = 1,052.48/x
  3. Step 3: Cross multiply
    1,838.18x = 2,536.90 × 1,052.48
  4. Step 4: Simplify right side
    1,838.18x = 2,670,021.20
  5. Step 5: Solve for x
    x = 2,670,021.20/1,838.18
  6. Step 6: Final answer
    x = 1,452.54

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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.