Home / 6,222.21-8,586.63-3,427.71

Finding the Fourth Proportional to 6,222.21, 8,586.63 and 3,427.71

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Solution

The fourth proportional to 6,222.21, 8,586.63 and 3,427.71 is: 4,730.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.21 : 8,586.63 = 3,427.71 : x
  2. Step 2: Convert to fraction form
    6,222.21/8,586.63 = 3,427.71/x
  3. Step 3: Cross multiply
    6,222.21x = 8,586.63 × 3,427.71
  4. Step 4: Simplify right side
    6,222.21x = 29,432,477.52
  5. Step 5: Solve for x
    x = 29,432,477.52/6,222.21
  6. Step 6: Final answer
    x = 4,730.23

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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.