Home / 8,453.55-12,681.48-3,522.04

Finding the Fourth Proportional to 8,453.55, 12,681.48 and 3,522.04

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Solution

The fourth proportional to 8,453.55, 12,681.48 and 3,522.04 is: 5,283.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.55 : 12,681.48 = 3,522.04 : x
  2. Step 2: Convert to fraction form
    8,453.55/12,681.48 = 3,522.04/x
  3. Step 3: Cross multiply
    8,453.55x = 12,681.48 × 3,522.04
  4. Step 4: Simplify right side
    8,453.55x = 44,664,679.82
  5. Step 5: Solve for x
    x = 44,664,679.82/8,453.55
  6. Step 6: Final answer
    x = 5,283.54

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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.