Home / 5,510.82-8,266.62-1,813.16

Finding the Fourth Proportional to 5,510.82, 8,266.62 and 1,813.16

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Solution

The fourth proportional to 5,510.82, 8,266.62 and 1,813.16 is: 2,719.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.82 : 8,266.62 = 1,813.16 : x
  2. Step 2: Convert to fraction form
    5,510.82/8,266.62 = 1,813.16/x
  3. Step 3: Cross multiply
    5,510.82x = 8,266.62 × 1,813.16
  4. Step 4: Simplify right side
    5,510.82x = 14,988,704.72
  5. Step 5: Solve for x
    x = 14,988,704.72/5,510.82
  6. Step 6: Final answer
    x = 2,719.87

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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.