Home / 7,107.04-10,659.30-4,181.92

Finding the Fourth Proportional to 7,107.04, 10,659.30 and 4,181.92

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Solution

The fourth proportional to 7,107.04, 10,659.30 and 4,181.92 is: 6,272.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107.04 : 10,659.30 = 4,181.92 : x
  2. Step 2: Convert to fraction form
    7,107.04/10,659.30 = 4,181.92/x
  3. Step 3: Cross multiply
    7,107.04x = 10,659.30 × 4,181.92
  4. Step 4: Simplify right side
    7,107.04x = 44,576,339.86
  5. Step 5: Solve for x
    x = 44,576,339.86/7,107.04
  6. Step 6: Final answer
    x = 6,272.14

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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.