Home / 3,528.89-4,869.87-1,956.98

Finding the Fourth Proportional to 3,528.89, 4,869.87 and 1,956.98

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Solution

The fourth proportional to 3,528.89, 4,869.87 and 1,956.98 is: 2,700.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.89 : 4,869.87 = 1,956.98 : x
  2. Step 2: Convert to fraction form
    3,528.89/4,869.87 = 1,956.98/x
  3. Step 3: Cross multiply
    3,528.89x = 4,869.87 × 1,956.98
  4. Step 4: Simplify right side
    3,528.89x = 9,530,238.19
  5. Step 5: Solve for x
    x = 9,530,238.19/3,528.89
  6. Step 6: Final answer
    x = 2,700.63

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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.