Home / 1,150.19-1,725.26-370.16

Finding the Fourth Proportional to 1,150.19, 1,725.26 and 370.16

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Solution

The fourth proportional to 1,150.19, 1,725.26 and 370.16 is: 555.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.19 : 1,725.26 = 370.16 : x
  2. Step 2: Convert to fraction form
    1,150.19/1,725.26 = 370.16/x
  3. Step 3: Cross multiply
    1,150.19x = 1,725.26 × 370.16
  4. Step 4: Simplify right side
    1,150.19x = 638,620.39
  5. Step 5: Solve for x
    x = 638,620.39/1,150.19
  6. Step 6: Final answer
    x = 555.23

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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.