Home / 5,516.16-7,606.08-4,021.44

Finding the Fourth Proportional to 5,516.16, 7,606.08 and 4,021.44

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Solution

The fourth proportional to 5,516.16, 7,606.08 and 4,021.44 is: 5,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.16 : 7,606.08 = 4,021.44 : x
  2. Step 2: Convert to fraction form
    5,516.16/7,606.08 = 4,021.44/x
  3. Step 3: Cross multiply
    5,516.16x = 7,606.08 × 4,021.44
  4. Step 4: Simplify right side
    5,516.16x = 30,587,394.36
  5. Step 5: Solve for x
    x = 30,587,394.36/5,516.16
  6. Step 6: Final answer
    x = 5,545.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.