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Finding the Fourth Proportional to 3,681.04, 5,522.04 and 1,372.24

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Solution

The fourth proportional to 3,681.04, 5,522.04 and 1,372.24 is: 2,058.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.04 : 5,522.04 = 1,372.24 : x
  2. Step 2: Convert to fraction form
    3,681.04/5,522.04 = 1,372.24/x
  3. Step 3: Cross multiply
    3,681.04x = 5,522.04 × 1,372.24
  4. Step 4: Simplify right side
    3,681.04x = 7,577,564.17
  5. Step 5: Solve for x
    x = 7,577,564.17/3,681.04
  6. Step 6: Final answer
    x = 2,058.54

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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.