Home / 1,838.50-2,537.36-1,052.55

Finding the Fourth Proportional to 1,838.50, 2,537.36 and 1,052.55

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Solution

The fourth proportional to 1,838.50, 2,537.36 and 1,052.55 is: 1,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.50 : 2,537.36 = 1,052.55 : x
  2. Step 2: Convert to fraction form
    1,838.50/2,537.36 = 1,052.55/x
  3. Step 3: Cross multiply
    1,838.50x = 2,537.36 × 1,052.55
  4. Step 4: Simplify right side
    1,838.50x = 2,670,698.27
  5. Step 5: Solve for x
    x = 2,670,698.27/1,838.50
  6. Step 6: Final answer
    x = 1,452.65

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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.