Home / 6,218.27-9,279.46-5,124.77

Finding the Fourth Proportional to 6,218.27, 9,279.46 and 5,124.77

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Solution

The fourth proportional to 6,218.27, 9,279.46 and 5,124.77 is: 7,647.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.27 : 9,279.46 = 5,124.77 : x
  2. Step 2: Convert to fraction form
    6,218.27/9,279.46 = 5,124.77/x
  3. Step 3: Cross multiply
    6,218.27x = 9,279.46 × 5,124.77
  4. Step 4: Simplify right side
    6,218.27x = 47,555,093.03
  5. Step 5: Solve for x
    x = 47,555,093.03/6,218.27
  6. Step 6: Final answer
    x = 7,647.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.