Home / 4,847.72-7,264.54-2,999.40

Finding the Fourth Proportional to 4,847.72, 7,264.54 and 2,999.40

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Solution

The fourth proportional to 4,847.72, 7,264.54 and 2,999.40 is: 4,494.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.72 : 7,264.54 = 2,999.40 : x
  2. Step 2: Convert to fraction form
    4,847.72/7,264.54 = 2,999.40/x
  3. Step 3: Cross multiply
    4,847.72x = 7,264.54 × 2,999.40
  4. Step 4: Simplify right side
    4,847.72x = 21,789,261.28
  5. Step 5: Solve for x
    x = 21,789,261.28/4,847.72
  6. Step 6: Final answer
    x = 4,494.74

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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.