Home / 6,211.28-9,317.35-2,054.22

Finding the Fourth Proportional to 6,211.28, 9,317.35 and 2,054.22

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Solution

The fourth proportional to 6,211.28, 9,317.35 and 2,054.22 is: 3,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.28 : 9,317.35 = 2,054.22 : x
  2. Step 2: Convert to fraction form
    6,211.28/9,317.35 = 2,054.22/x
  3. Step 3: Cross multiply
    6,211.28x = 9,317.35 × 2,054.22
  4. Step 4: Simplify right side
    6,211.28x = 19,139,886.72
  5. Step 5: Solve for x
    x = 19,139,886.72/6,211.28
  6. Step 6: Final answer
    x = 3,081.47

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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.