Home / 1,552.62-2,136.26-1,342.11

Finding the Fourth Proportional to 1,552.62, 2,136.26 and 1,342.11

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Solution

The fourth proportional to 1,552.62, 2,136.26 and 1,342.11 is: 1,846.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.62 : 2,136.26 = 1,342.11 : x
  2. Step 2: Convert to fraction form
    1,552.62/2,136.26 = 1,342.11/x
  3. Step 3: Cross multiply
    1,552.62x = 2,136.26 × 1,342.11
  4. Step 4: Simplify right side
    1,552.62x = 2,867,089.20
  5. Step 5: Solve for x
    x = 2,867,089.20/1,552.62
  6. Step 6: Final answer
    x = 1,846.61

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1.5x scale

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.