Home / 5,559.27-8,338.91-1,399.32

Finding the Fourth Proportional to 5,559.27, 8,338.91 and 1,399.32

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Solution

The fourth proportional to 5,559.27, 8,338.91 and 1,399.32 is: 2,098.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.27 : 8,338.91 = 1,399.32 : x
  2. Step 2: Convert to fraction form
    5,559.27/8,338.91 = 1,399.32/x
  3. Step 3: Cross multiply
    5,559.27x = 8,338.91 × 1,399.32
  4. Step 4: Simplify right side
    5,559.27x = 11,668,776.86
  5. Step 5: Solve for x
    x = 11,668,776.86/5,559.27
  6. Step 6: Final answer
    x = 2,098.98

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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.