Home / 1,524.60-2,287.26-1,086.12

Finding the Fourth Proportional to 1,524.60, 2,287.26 and 1,086.12

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Solution

The fourth proportional to 1,524.60, 2,287.26 and 1,086.12 is: 1,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.60 : 2,287.26 = 1,086.12 : x
  2. Step 2: Convert to fraction form
    1,524.60/2,287.26 = 1,086.12/x
  3. Step 3: Cross multiply
    1,524.60x = 2,287.26 × 1,086.12
  4. Step 4: Simplify right side
    1,524.60x = 2,484,238.83
  5. Step 5: Solve for x
    x = 2,484,238.83/1,524.60
  6. Step 6: Final answer
    x = 1,629.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.