Home / 1,334.24-2,001.24-1,258.08

Finding the Fourth Proportional to 1,334.24, 2,001.24 and 1,258.08

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Solution

The fourth proportional to 1,334.24, 2,001.24 and 1,258.08 is: 1,887.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.24 : 2,001.24 = 1,258.08 : x
  2. Step 2: Convert to fraction form
    1,334.24/2,001.24 = 1,258.08/x
  3. Step 3: Cross multiply
    1,334.24x = 2,001.24 × 1,258.08
  4. Step 4: Simplify right side
    1,334.24x = 2,517,720.02
  5. Step 5: Solve for x
    x = 2,517,720.02/1,334.24
  6. Step 6: Final answer
    x = 1,887.01

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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.