Home / 1,334.24-2,001.36-360.35

Finding the Fourth Proportional to 1,334.24, 2,001.36 and 360.35

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Solution

The fourth proportional to 1,334.24, 2,001.36 and 360.35 is: 540.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.24 : 2,001.36 = 360.35 : x
  2. Step 2: Convert to fraction form
    1,334.24/2,001.36 = 360.35/x
  3. Step 3: Cross multiply
    1,334.24x = 2,001.36 × 360.35
  4. Step 4: Simplify right side
    1,334.24x = 721,190.08
  5. Step 5: Solve for x
    x = 721,190.08/1,334.24
  6. Step 6: Final answer
    x = 540.53

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Double scale
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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.