Home / 2,492.62-3,738.93-1,258.34

Finding the Fourth Proportional to 2,492.62, 3,738.93 and 1,258.34

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Solution

The fourth proportional to 2,492.62, 3,738.93 and 1,258.34 is: 1,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.62 : 3,738.93 = 1,258.34 : x
  2. Step 2: Convert to fraction form
    2,492.62/3,738.93 = 1,258.34/x
  3. Step 3: Cross multiply
    2,492.62x = 3,738.93 × 1,258.34
  4. Step 4: Simplify right side
    2,492.62x = 4,704,832.38
  5. Step 5: Solve for x
    x = 4,704,832.38/2,492.62
  6. Step 6: Final answer
    x = 1,887.50

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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.