Home / 5,266.35-7,896.29-1,803.87

Finding the Fourth Proportional to 5,266.35, 7,896.29 and 1,803.87

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Solution

The fourth proportional to 5,266.35, 7,896.29 and 1,803.87 is: 2,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.35 : 7,896.29 = 1,803.87 : x
  2. Step 2: Convert to fraction form
    5,266.35/7,896.29 = 1,803.87/x
  3. Step 3: Cross multiply
    5,266.35x = 7,896.29 × 1,803.87
  4. Step 4: Simplify right side
    5,266.35x = 14,243,871.62
  5. Step 5: Solve for x
    x = 14,243,871.62/5,266.35
  6. Step 6: Final answer
    x = 2,704.70

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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.