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Finding the Fourth Proportional to 6,361.03, 9,540.46 and 1,681.09

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Solution

The fourth proportional to 6,361.03, 9,540.46 and 1,681.09 is: 2,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361.03 : 9,540.46 = 1,681.09 : x
  2. Step 2: Convert to fraction form
    6,361.03/9,540.46 = 1,681.09/x
  3. Step 3: Cross multiply
    6,361.03x = 9,540.46 × 1,681.09
  4. Step 4: Simplify right side
    6,361.03x = 16,038,371.90
  5. Step 5: Solve for x
    x = 16,038,371.90/6,361.03
  6. Step 6: Final answer
    x = 2,521.35

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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.