Home / 5,626.77-8,440.25-1,731.17

Finding the Fourth Proportional to 5,626.77, 8,440.25 and 1,731.17

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Solution

The fourth proportional to 5,626.77, 8,440.25 and 1,731.17 is: 2,596.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.77 : 8,440.25 = 1,731.17 : x
  2. Step 2: Convert to fraction form
    5,626.77/8,440.25 = 1,731.17/x
  3. Step 3: Cross multiply
    5,626.77x = 8,440.25 × 1,731.17
  4. Step 4: Simplify right side
    5,626.77x = 14,611,529.78
  5. Step 5: Solve for x
    x = 14,611,529.78/5,626.77
  6. Step 6: Final answer
    x = 2,596.79

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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.