Home / 8,855.21-13,291.01-4,475.73

Finding the Fourth Proportional to 8,855.21, 13,291.01 and 4,475.73

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Solution

The fourth proportional to 8,855.21, 13,291.01 and 4,475.73 is: 6,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.21 : 13,291.01 = 4,475.73 : x
  2. Step 2: Convert to fraction form
    8,855.21/13,291.01 = 4,475.73/x
  3. Step 3: Cross multiply
    8,855.21x = 13,291.01 × 4,475.73
  4. Step 4: Simplify right side
    8,855.21x = 59,486,949.81
  5. Step 5: Solve for x
    x = 59,486,949.81/8,855.21
  6. Step 6: Final answer
    x = 6,717.74

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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.