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Finding the Fourth Proportional to 6,408.93, 9,612.30 and 2,025.75

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Solution

The fourth proportional to 6,408.93, 9,612.30 and 2,025.75 is: 3,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.93 : 9,612.30 = 2,025.75 : x
  2. Step 2: Convert to fraction form
    6,408.93/9,612.30 = 2,025.75/x
  3. Step 3: Cross multiply
    6,408.93x = 9,612.30 × 2,025.75
  4. Step 4: Simplify right side
    6,408.93x = 19,472,116.73
  5. Step 5: Solve for x
    x = 19,472,116.73/6,408.93
  6. Step 6: Final answer
    x = 3,038.28

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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.