Home / 3,276.84-4,916.40-1,545.60

Finding the Fourth Proportional to 3,276.84, 4,916.40 and 1,545.60

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Solution

The fourth proportional to 3,276.84, 4,916.40 and 1,545.60 is: 2,318.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.84 : 4,916.40 = 1,545.60 : x
  2. Step 2: Convert to fraction form
    3,276.84/4,916.40 = 1,545.60/x
  3. Step 3: Cross multiply
    3,276.84x = 4,916.40 × 1,545.60
  4. Step 4: Simplify right side
    3,276.84x = 7,598,787.84
  5. Step 5: Solve for x
    x = 7,598,787.84/3,276.84
  6. Step 6: Final answer
    x = 2,318.94

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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.