Home / 4,787.17-7,181.56-2,448.70

Finding the Fourth Proportional to 4,787.17, 7,181.56 and 2,448.70

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Solution

The fourth proportional to 4,787.17, 7,181.56 and 2,448.70 is: 3,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.17 : 7,181.56 = 2,448.70 : x
  2. Step 2: Convert to fraction form
    4,787.17/7,181.56 = 2,448.70/x
  3. Step 3: Cross multiply
    4,787.17x = 7,181.56 × 2,448.70
  4. Step 4: Simplify right side
    4,787.17x = 17,585,471.08
  5. Step 5: Solve for x
    x = 17,585,471.08/4,787.17
  6. Step 6: Final answer
    x = 3,673.46

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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.