Home / 4,274.30-6,412.06-2,081.53

Finding the Fourth Proportional to 4,274.30, 6,412.06 and 2,081.53

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Solution

The fourth proportional to 4,274.30, 6,412.06 and 2,081.53 is: 3,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.30 : 6,412.06 = 2,081.53 : x
  2. Step 2: Convert to fraction form
    4,274.30/6,412.06 = 2,081.53/x
  3. Step 3: Cross multiply
    4,274.30x = 6,412.06 × 2,081.53
  4. Step 4: Simplify right side
    4,274.30x = 13,346,905.87
  5. Step 5: Solve for x
    x = 13,346,905.87/4,274.30
  6. Step 6: Final answer
    x = 3,122.59

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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.