Home / 8,586.86-11,846.39-5,226.98

Finding the Fourth Proportional to 8,586.86, 11,846.39 and 5,226.98

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Solution

The fourth proportional to 8,586.86, 11,846.39 and 5,226.98 is: 7,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.86 : 11,846.39 = 5,226.98 : x
  2. Step 2: Convert to fraction form
    8,586.86/11,846.39 = 5,226.98/x
  3. Step 3: Cross multiply
    8,586.86x = 11,846.39 × 5,226.98
  4. Step 4: Simplify right side
    8,586.86x = 61,920,758.24
  5. Step 5: Solve for x
    x = 61,920,758.24/8,586.86
  6. Step 6: Final answer
    x = 7,211.11

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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.