Home / 9,340.44-12,872.09-6,683.24

Finding the Fourth Proportional to 9,340.44, 12,872.09 and 6,683.24

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Solution

The fourth proportional to 9,340.44, 12,872.09 and 6,683.24 is: 9,210.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.44 : 12,872.09 = 6,683.24 : x
  2. Step 2: Convert to fraction form
    9,340.44/12,872.09 = 6,683.24/x
  3. Step 3: Cross multiply
    9,340.44x = 12,872.09 × 6,683.24
  4. Step 4: Simplify right side
    9,340.44x = 86,027,168.99
  5. Step 5: Solve for x
    x = 86,027,168.99/9,340.44
  6. Step 6: Final answer
    x = 9,210.18

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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.