Home / 2,436.28-3,653.68-2,046.40

Finding the Fourth Proportional to 2,436.28, 3,653.68 and 2,046.40

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Solution

The fourth proportional to 2,436.28, 3,653.68 and 2,046.40 is: 3,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.28 : 3,653.68 = 2,046.40 : x
  2. Step 2: Convert to fraction form
    2,436.28/3,653.68 = 2,046.40/x
  3. Step 3: Cross multiply
    2,436.28x = 3,653.68 × 2,046.40
  4. Step 4: Simplify right side
    2,436.28x = 7,476,890.75
  5. Step 5: Solve for x
    x = 7,476,890.75/2,436.28
  6. Step 6: Final answer
    x = 3,068.98

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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.