Home / 1,832.39-2,528.53-1,086.22

Finding the Fourth Proportional to 1,832.39, 2,528.53 and 1,086.22

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Solution

The fourth proportional to 1,832.39, 2,528.53 and 1,086.22 is: 1,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.39 : 2,528.53 = 1,086.22 : x
  2. Step 2: Convert to fraction form
    1,832.39/2,528.53 = 1,086.22/x
  3. Step 3: Cross multiply
    1,832.39x = 2,528.53 × 1,086.22
  4. Step 4: Simplify right side
    1,832.39x = 2,746,539.86
  5. Step 5: Solve for x
    x = 2,746,539.86/1,832.39
  6. Step 6: Final answer
    x = 1,498.88

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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.