Home / 7,181.08-10,774.02-2,251.40

Finding the Fourth Proportional to 7,181.08, 10,774.02 and 2,251.40

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Solution

The fourth proportional to 7,181.08, 10,774.02 and 2,251.40 is: 3,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.08 : 10,774.02 = 2,251.40 : x
  2. Step 2: Convert to fraction form
    7,181.08/10,774.02 = 2,251.40/x
  3. Step 3: Cross multiply
    7,181.08x = 10,774.02 × 2,251.40
  4. Step 4: Simplify right side
    7,181.08x = 24,256,628.63
  5. Step 5: Solve for x
    x = 24,256,628.63/7,181.08
  6. Step 6: Final answer
    x = 3,377.85

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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.