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Finding the Fourth Proportional to 9,303.70, 12,832.40 and 6,794.32

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Solution

The fourth proportional to 9,303.70, 12,832.40 and 6,794.32 is: 9,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303.70 : 12,832.40 = 6,794.32 : x
  2. Step 2: Convert to fraction form
    9,303.70/12,832.40 = 6,794.32/x
  3. Step 3: Cross multiply
    9,303.70x = 12,832.40 × 6,794.32
  4. Step 4: Simplify right side
    9,303.70x = 87,187,431.97
  5. Step 5: Solve for x
    x = 87,187,431.97/9,303.70
  6. Step 6: Final answer
    x = 9,371.26

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1.5x scale

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.