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Finding the Fourth Proportional to 8,395.10, 11,580.14 and 6,040.43

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Solution

The fourth proportional to 8,395.10, 11,580.14 and 6,040.43 is: 8,332.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.10 : 11,580.14 = 6,040.43 : x
  2. Step 2: Convert to fraction form
    8,395.10/11,580.14 = 6,040.43/x
  3. Step 3: Cross multiply
    8,395.10x = 11,580.14 × 6,040.43
  4. Step 4: Simplify right side
    8,395.10x = 69,948,994.86
  5. Step 5: Solve for x
    x = 69,948,994.86/8,395.10
  6. Step 6: Final answer
    x = 8,332.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.