Home / 2,453.52-3,384.07-1,557.53

Finding the Fourth Proportional to 2,453.52, 3,384.07 and 1,557.53

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Solution

The fourth proportional to 2,453.52, 3,384.07 and 1,557.53 is: 2,148.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.52 : 3,384.07 = 1,557.53 : x
  2. Step 2: Convert to fraction form
    2,453.52/3,384.07 = 1,557.53/x
  3. Step 3: Cross multiply
    2,453.52x = 3,384.07 × 1,557.53
  4. Step 4: Simplify right side
    2,453.52x = 5,270,790.55
  5. Step 5: Solve for x
    x = 5,270,790.55/2,453.52
  6. Step 6: Final answer
    x = 2,148.26

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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.