Home / 3,531.06-4,871.88-2,353.86

Finding the Fourth Proportional to 3,531.06, 4,871.88 and 2,353.86

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Solution

The fourth proportional to 3,531.06, 4,871.88 and 2,353.86 is: 3,247.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.06 : 4,871.88 = 2,353.86 : x
  2. Step 2: Convert to fraction form
    3,531.06/4,871.88 = 2,353.86/x
  3. Step 3: Cross multiply
    3,531.06x = 4,871.88 × 2,353.86
  4. Step 4: Simplify right side
    3,531.06x = 11,467,723.46
  5. Step 5: Solve for x
    x = 11,467,723.46/3,531.06
  6. Step 6: Final answer
    x = 3,247.67

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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.