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Finding the Fourth Proportional to 4,954.98, 6,837.87 and 2,801.40

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Solution

The fourth proportional to 4,954.98, 6,837.87 and 2,801.40 is: 3,865.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.98 : 6,837.87 = 2,801.40 : x
  2. Step 2: Convert to fraction form
    4,954.98/6,837.87 = 2,801.40/x
  3. Step 3: Cross multiply
    4,954.98x = 6,837.87 × 2,801.40
  4. Step 4: Simplify right side
    4,954.98x = 19,155,609.02
  5. Step 5: Solve for x
    x = 19,155,609.02/4,954.98
  6. Step 6: Final answer
    x = 3,865.93

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1.5x scale

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.