Home / 8,817.21-13,226.67-2,577.08

Finding the Fourth Proportional to 8,817.21, 13,226.67 and 2,577.08

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Solution

The fourth proportional to 8,817.21, 13,226.67 and 2,577.08 is: 3,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.21 : 13,226.67 = 2,577.08 : x
  2. Step 2: Convert to fraction form
    8,817.21/13,226.67 = 2,577.08/x
  3. Step 3: Cross multiply
    8,817.21x = 13,226.67 × 2,577.08
  4. Step 4: Simplify right side
    8,817.21x = 34,086,210.13
  5. Step 5: Solve for x
    x = 34,086,210.13/8,817.21
  6. Step 6: Final answer
    x = 3,865.87

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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.