Home / 8,845.55-13,266.20-2,603.87

Finding the Fourth Proportional to 8,845.55, 13,266.20 and 2,603.87

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Solution

The fourth proportional to 8,845.55, 13,266.20 and 2,603.87 is: 3,905.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.55 : 13,266.20 = 2,603.87 : x
  2. Step 2: Convert to fraction form
    8,845.55/13,266.20 = 2,603.87/x
  3. Step 3: Cross multiply
    8,845.55x = 13,266.20 × 2,603.87
  4. Step 4: Simplify right side
    8,845.55x = 34,543,450.12
  5. Step 5: Solve for x
    x = 34,543,450.12/8,845.55
  6. Step 6: Final answer
    x = 3,905.18

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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.