Home / 3,211.83-4,427.18-2,424.51

Finding the Fourth Proportional to 3,211.83, 4,427.18 and 2,424.51

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Solution

The fourth proportional to 3,211.83, 4,427.18 and 2,424.51 is: 3,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.83 : 4,427.18 = 2,424.51 : x
  2. Step 2: Convert to fraction form
    3,211.83/4,427.18 = 2,424.51/x
  3. Step 3: Cross multiply
    3,211.83x = 4,427.18 × 2,424.51
  4. Step 4: Simplify right side
    3,211.83x = 10,733,742.18
  5. Step 5: Solve for x
    x = 10,733,742.18/3,211.83
  6. Step 6: Final answer
    x = 3,341.94

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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.