Home / 6,118.56-9,172.16-3,193.36

Finding the Fourth Proportional to 6,118.56, 9,172.16 and 3,193.36

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Solution

The fourth proportional to 6,118.56, 9,172.16 and 3,193.36 is: 4,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.56 : 9,172.16 = 3,193.36 : x
  2. Step 2: Convert to fraction form
    6,118.56/9,172.16 = 3,193.36/x
  3. Step 3: Cross multiply
    6,118.56x = 9,172.16 × 3,193.36
  4. Step 4: Simplify right side
    6,118.56x = 29,290,008.86
  5. Step 5: Solve for x
    x = 29,290,008.86/6,118.56
  6. Step 6: Final answer
    x = 4,787.08

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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.