Home / 1,508.12-2,258.53-1,334.98

Finding the Fourth Proportional to 1,508.12, 2,258.53 and 1,334.98

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Solution

The fourth proportional to 1,508.12, 2,258.53 and 1,334.98 is: 1,999.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.12 : 2,258.53 = 1,334.98 : x
  2. Step 2: Convert to fraction form
    1,508.12/2,258.53 = 1,334.98/x
  3. Step 3: Cross multiply
    1,508.12x = 2,258.53 × 1,334.98
  4. Step 4: Simplify right side
    1,508.12x = 3,015,099.37
  5. Step 5: Solve for x
    x = 3,015,099.37/1,508.12
  6. Step 6: Final answer
    x = 1,999.25

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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.