Home / 3,895.98-5,870.26-3,217.83

Finding the Fourth Proportional to 3,895.98, 5,870.26 and 3,217.83

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Solution

The fourth proportional to 3,895.98, 5,870.26 and 3,217.83 is: 4,848.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.98 : 5,870.26 = 3,217.83 : x
  2. Step 2: Convert to fraction form
    3,895.98/5,870.26 = 3,217.83/x
  3. Step 3: Cross multiply
    3,895.98x = 5,870.26 × 3,217.83
  4. Step 4: Simplify right side
    3,895.98x = 18,889,524.77
  5. Step 5: Solve for x
    x = 18,889,524.77/3,895.98
  6. Step 6: Final answer
    x = 4,848.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.