Home / 5,484.81-8,226.39-2,021.25

Finding the Fourth Proportional to 5,484.81, 8,226.39 and 2,021.25

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Solution

The fourth proportional to 5,484.81, 8,226.39 and 2,021.25 is: 3,031.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.81 : 8,226.39 = 2,021.25 : x
  2. Step 2: Convert to fraction form
    5,484.81/8,226.39 = 2,021.25/x
  3. Step 3: Cross multiply
    5,484.81x = 8,226.39 × 2,021.25
  4. Step 4: Simplify right side
    5,484.81x = 16,627,590.79
  5. Step 5: Solve for x
    x = 16,627,590.79/5,484.81
  6. Step 6: Final answer
    x = 3,031.57

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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.