Home / 8,855.45-13,291.37-4,475.98

Finding the Fourth Proportional to 8,855.45, 13,291.37 and 4,475.98

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Solution

The fourth proportional to 8,855.45, 13,291.37 and 4,475.98 is: 6,718.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.45 : 13,291.37 = 4,475.98 : x
  2. Step 2: Convert to fraction form
    8,855.45/13,291.37 = 4,475.98/x
  3. Step 3: Cross multiply
    8,855.45x = 13,291.37 × 4,475.98
  4. Step 4: Simplify right side
    8,855.45x = 59,491,906.29
  5. Step 5: Solve for x
    x = 59,491,906.29/8,855.45
  6. Step 6: Final answer
    x = 6,718.11

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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.