Home / 4,102.21-6,148.05-3,572.95

Finding the Fourth Proportional to 4,102.21, 6,148.05 and 3,572.95

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Solution

The fourth proportional to 4,102.21, 6,148.05 and 3,572.95 is: 5,354.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.21 : 6,148.05 = 3,572.95 : x
  2. Step 2: Convert to fraction form
    4,102.21/6,148.05 = 3,572.95/x
  3. Step 3: Cross multiply
    4,102.21x = 6,148.05 × 3,572.95
  4. Step 4: Simplify right side
    4,102.21x = 21,966,675.25
  5. Step 5: Solve for x
    x = 21,966,675.25/4,102.21
  6. Step 6: Final answer
    x = 5,354.84

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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.