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Finding the Fourth Proportional to 4,787.02, 6,606.11 and 3,353.51

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Solution

The fourth proportional to 4,787.02, 6,606.11 and 3,353.51 is: 4,627.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.02 : 6,606.11 = 3,353.51 : x
  2. Step 2: Convert to fraction form
    4,787.02/6,606.11 = 3,353.51/x
  3. Step 3: Cross multiply
    4,787.02x = 6,606.11 × 3,353.51
  4. Step 4: Simplify right side
    4,787.02x = 22,153,671.27
  5. Step 5: Solve for x
    x = 22,153,671.27/4,787.02
  6. Step 6: Final answer
    x = 4,627.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.