Home / 2,424.68-3,634-1,192.40

Finding the Fourth Proportional to 2,424.68, 3,634 and 1,192.40

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Solution

The fourth proportional to 2,424.68, 3,634 and 1,192.40 is: 1,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.68 : 3,634 = 1,192.40 : x
  2. Step 2: Convert to fraction form
    2,424.68/3,634 = 1,192.40/x
  3. Step 3: Cross multiply
    2,424.68x = 3,634 × 1,192.40
  4. Step 4: Simplify right side
    2,424.68x = 4,333,181.60
  5. Step 5: Solve for x
    x = 4,333,181.60/2,424.68
  6. Step 6: Final answer
    x = 1,787.11

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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.