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Finding the Fourth Proportional to 4,896.68, 7,346.38 and 1,974.30

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Solution

The fourth proportional to 4,896.68, 7,346.38 and 1,974.30 is: 2,962.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.68 : 7,346.38 = 1,974.30 : x
  2. Step 2: Convert to fraction form
    4,896.68/7,346.38 = 1,974.30/x
  3. Step 3: Cross multiply
    4,896.68x = 7,346.38 × 1,974.30
  4. Step 4: Simplify right side
    4,896.68x = 14,503,958.03
  5. Step 5: Solve for x
    x = 14,503,958.03/4,896.68
  6. Step 6: Final answer
    x = 2,962.00

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1.5x scale

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.