Home / 5,516.00-8,274.90-1,818.45

Finding the Fourth Proportional to 5,516.00, 8,274.90 and 1,818.45

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Solution

The fourth proportional to 5,516.00, 8,274.90 and 1,818.45 is: 2,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.00 : 8,274.90 = 1,818.45 : x
  2. Step 2: Convert to fraction form
    5,516.00/8,274.90 = 1,818.45/x
  3. Step 3: Cross multiply
    5,516.00x = 8,274.90 × 1,818.45
  4. Step 4: Simplify right side
    5,516.00x = 15,047,450.53
  5. Step 5: Solve for x
    x = 15,047,450.53/5,516.00
  6. Step 6: Final answer
    x = 2,727.97

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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.