Home / 9,373.08-12,935.16-5,181.44

Finding the Fourth Proportional to 9,373.08, 12,935.16 and 5,181.44

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Solution

The fourth proportional to 9,373.08, 12,935.16 and 5,181.44 is: 7,150.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.08 : 12,935.16 = 5,181.44 : x
  2. Step 2: Convert to fraction form
    9,373.08/12,935.16 = 5,181.44/x
  3. Step 3: Cross multiply
    9,373.08x = 12,935.16 × 5,181.44
  4. Step 4: Simplify right side
    9,373.08x = 67,022,755.43
  5. Step 5: Solve for x
    x = 67,022,755.43/9,373.08
  6. Step 6: Final answer
    x = 7,150.56

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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.