Home / 2,476.31-3,715.94-916.04

Finding the Fourth Proportional to 2,476.31, 3,715.94 and 916.04

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Solution

The fourth proportional to 2,476.31, 3,715.94 and 916.04 is: 1,374.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.31 : 3,715.94 = 916.04 : x
  2. Step 2: Convert to fraction form
    2,476.31/3,715.94 = 916.04/x
  3. Step 3: Cross multiply
    2,476.31x = 3,715.94 × 916.04
  4. Step 4: Simplify right side
    2,476.31x = 3,403,961.26
  5. Step 5: Solve for x
    x = 3,403,961.26/2,476.31
  6. Step 6: Final answer
    x = 1,374.61

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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.