Home / 5,868-8,097.94-3,215.55

Finding the Fourth Proportional to 5,868, 8,097.94 and 3,215.55

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Solution

The fourth proportional to 5,868, 8,097.94 and 3,215.55 is: 4,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868 : 8,097.94 = 3,215.55 : x
  2. Step 2: Convert to fraction form
    5,868/8,097.94 = 3,215.55/x
  3. Step 3: Cross multiply
    5,868x = 8,097.94 × 3,215.55
  4. Step 4: Simplify right side
    5,868x = 26,039,330.97
  5. Step 5: Solve for x
    x = 26,039,330.97/5,868
  6. Step 6: Final answer
    x = 4,437.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.