Home / 1,183.04-1,640.96-1,151.36

Finding the Fourth Proportional to 1,183.04, 1,640.96 and 1,151.36

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Solution

The fourth proportional to 1,183.04, 1,640.96 and 1,151.36 is: 1,597.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183.04 : 1,640.96 = 1,151.36 : x
  2. Step 2: Convert to fraction form
    1,183.04/1,640.96 = 1,151.36/x
  3. Step 3: Cross multiply
    1,183.04x = 1,640.96 × 1,151.36
  4. Step 4: Simplify right side
    1,183.04x = 1,889,335.71
  5. Step 5: Solve for x
    x = 1,889,335.71/1,183.04
  6. Step 6: Final answer
    x = 1,597.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.