Home / 1,492.84-2,235.60-1,231.24

Finding the Fourth Proportional to 1,492.84, 2,235.60 and 1,231.24

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Solution

The fourth proportional to 1,492.84, 2,235.60 and 1,231.24 is: 1,843.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.84 : 2,235.60 = 1,231.24 : x
  2. Step 2: Convert to fraction form
    1,492.84/2,235.60 = 1,231.24/x
  3. Step 3: Cross multiply
    1,492.84x = 2,235.60 × 1,231.24
  4. Step 4: Simplify right side
    1,492.84x = 2,752,560.14
  5. Step 5: Solve for x
    x = 2,752,560.14/1,492.84
  6. Step 6: Final answer
    x = 1,843.84

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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.