Home / 5,520.69-8,286.93-2,235.93

Finding the Fourth Proportional to 5,520.69, 8,286.93 and 2,235.93

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Solution

The fourth proportional to 5,520.69, 8,286.93 and 2,235.93 is: 3,356.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.69 : 8,286.93 = 2,235.93 : x
  2. Step 2: Convert to fraction form
    5,520.69/8,286.93 = 2,235.93/x
  3. Step 3: Cross multiply
    5,520.69x = 8,286.93 × 2,235.93
  4. Step 4: Simplify right side
    5,520.69x = 18,528,995.39
  5. Step 5: Solve for x
    x = 18,528,995.39/5,520.69
  6. Step 6: Final answer
    x = 3,356.28

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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.