Home / 9,180.96-13,773.74-2,607.20

Finding the Fourth Proportional to 9,180.96, 13,773.74 and 2,607.20

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Solution

The fourth proportional to 9,180.96, 13,773.74 and 2,607.20 is: 3,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.96 : 13,773.74 = 2,607.20 : x
  2. Step 2: Convert to fraction form
    9,180.96/13,773.74 = 2,607.20/x
  3. Step 3: Cross multiply
    9,180.96x = 13,773.74 × 2,607.20
  4. Step 4: Simplify right side
    9,180.96x = 35,910,813.02
  5. Step 5: Solve for x
    x = 35,910,813.02/9,180.96
  6. Step 6: Final answer
    x = 3,911.44

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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.