Home / 5,474.46-8,206.40-1,774.17

Finding the Fourth Proportional to 5,474.46, 8,206.40 and 1,774.17

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Solution

The fourth proportional to 5,474.46, 8,206.40 and 1,774.17 is: 2,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.46 : 8,206.40 = 1,774.17 : x
  2. Step 2: Convert to fraction form
    5,474.46/8,206.40 = 1,774.17/x
  3. Step 3: Cross multiply
    5,474.46x = 8,206.40 × 1,774.17
  4. Step 4: Simplify right side
    5,474.46x = 14,559,539.82
  5. Step 5: Solve for x
    x = 14,559,539.82/5,474.46
  6. Step 6: Final answer
    x = 2,659.54

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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.