Home / 1,150.08-1,733.61-1,083.20

Finding the Fourth Proportional to 1,150.08, 1,733.61 and 1,083.20

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Solution

The fourth proportional to 1,150.08, 1,733.61 and 1,083.20 is: 1,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.08 : 1,733.61 = 1,083.20 : x
  2. Step 2: Convert to fraction form
    1,150.08/1,733.61 = 1,083.20/x
  3. Step 3: Cross multiply
    1,150.08x = 1,733.61 × 1,083.20
  4. Step 4: Simplify right side
    1,150.08x = 1,877,837.68
  5. Step 5: Solve for x
    x = 1,877,837.68/1,150.08
  6. Step 6: Final answer
    x = 1,632.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.