Home / 4,787.22-7,184.07-1,865.16

Finding the Fourth Proportional to 4,787.22, 7,184.07 and 1,865.16

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Solution

The fourth proportional to 4,787.22, 7,184.07 and 1,865.16 is: 2,799.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.22 : 7,184.07 = 1,865.16 : x
  2. Step 2: Convert to fraction form
    4,787.22/7,184.07 = 1,865.16/x
  3. Step 3: Cross multiply
    4,787.22x = 7,184.07 × 1,865.16
  4. Step 4: Simplify right side
    4,787.22x = 13,399,440.00
  5. Step 5: Solve for x
    x = 13,399,440.00/4,787.22
  6. Step 6: Final answer
    x = 2,799.00

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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.