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Finding the Fourth Proportional to 8,883.90, 13,325.13 and 3,040.29

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Solution

The fourth proportional to 8,883.90, 13,325.13 and 3,040.29 is: 4,560.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.90 : 13,325.13 = 3,040.29 : x
  2. Step 2: Convert to fraction form
    8,883.90/13,325.13 = 3,040.29/x
  3. Step 3: Cross multiply
    8,883.90x = 13,325.13 × 3,040.29
  4. Step 4: Simplify right side
    8,883.90x = 40,512,259.49
  5. Step 5: Solve for x
    x = 40,512,259.49/8,883.90
  6. Step 6: Final answer
    x = 4,560.19

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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.