Home / 6,077.55-9,117.95-2,181.99

Finding the Fourth Proportional to 6,077.55, 9,117.95 and 2,181.99

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Solution

The fourth proportional to 6,077.55, 9,117.95 and 2,181.99 is: 3,273.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.55 : 9,117.95 = 2,181.99 : x
  2. Step 2: Convert to fraction form
    6,077.55/9,117.95 = 2,181.99/x
  3. Step 3: Cross multiply
    6,077.55x = 9,117.95 × 2,181.99
  4. Step 4: Simplify right side
    6,077.55x = 19,895,311.28
  5. Step 5: Solve for x
    x = 19,895,311.28/6,077.55
  6. Step 6: Final answer
    x = 3,273.57

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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.