Home / 5,513.46-8,268.41-1,814.84

Finding the Fourth Proportional to 5,513.46, 8,268.41 and 1,814.84

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Solution

The fourth proportional to 5,513.46, 8,268.41 and 1,814.84 is: 2,721.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.46 : 8,268.41 = 1,814.84 : x
  2. Step 2: Convert to fraction form
    5,513.46/8,268.41 = 1,814.84/x
  3. Step 3: Cross multiply
    5,513.46x = 8,268.41 × 1,814.84
  4. Step 4: Simplify right side
    5,513.46x = 15,005,790.79
  5. Step 5: Solve for x
    x = 15,005,790.79/5,513.46
  6. Step 6: Final answer
    x = 2,721.66

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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.