Home / 1,334.88-1,837.20-1,169.52

Finding the Fourth Proportional to 1,334.88, 1,837.20 and 1,169.52

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Solution

The fourth proportional to 1,334.88, 1,837.20 and 1,169.52 is: 1,609.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.88 : 1,837.20 = 1,169.52 : x
  2. Step 2: Convert to fraction form
    1,334.88/1,837.20 = 1,169.52/x
  3. Step 3: Cross multiply
    1,334.88x = 1,837.20 × 1,169.52
  4. Step 4: Simplify right side
    1,334.88x = 2,148,642.14
  5. Step 5: Solve for x
    x = 2,148,642.14/1,334.88
  6. Step 6: Final answer
    x = 1,609.61

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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.