Home / 5,516.13-8,274.26-1,818.34

Finding the Fourth Proportional to 5,516.13, 8,274.26 and 1,818.34

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Solution

The fourth proportional to 5,516.13, 8,274.26 and 1,818.34 is: 2,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.13 : 8,274.26 = 1,818.34 : x
  2. Step 2: Convert to fraction form
    5,516.13/8,274.26 = 1,818.34/x
  3. Step 3: Cross multiply
    5,516.13x = 8,274.26 × 1,818.34
  4. Step 4: Simplify right side
    5,516.13x = 15,045,417.93
  5. Step 5: Solve for x
    x = 15,045,417.93/5,516.13
  6. Step 6: Final answer
    x = 2,727.53

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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.