Home / 6,226.07-8,574.37-5,479.76

Finding the Fourth Proportional to 6,226.07, 8,574.37 and 5,479.76

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Solution

The fourth proportional to 6,226.07, 8,574.37 and 5,479.76 is: 7,546.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,226.07 : 8,574.37 = 5,479.76 : x
  2. Step 2: Convert to fraction form
    6,226.07/8,574.37 = 5,479.76/x
  3. Step 3: Cross multiply
    6,226.07x = 8,574.37 × 5,479.76
  4. Step 4: Simplify right side
    6,226.07x = 46,985,446.88
  5. Step 5: Solve for x
    x = 46,985,446.88/6,226.07
  6. Step 6: Final answer
    x = 7,546.57

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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.