Home / 4,421-6,101.13-2,431.70

Finding the Fourth Proportional to 4,421, 6,101.13 and 2,431.70

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Solution

The fourth proportional to 4,421, 6,101.13 and 2,431.70 is: 3,355.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421 : 6,101.13 = 2,431.70 : x
  2. Step 2: Convert to fraction form
    4,421/6,101.13 = 2,431.70/x
  3. Step 3: Cross multiply
    4,421x = 6,101.13 × 2,431.70
  4. Step 4: Simplify right side
    4,421x = 14,836,117.82
  5. Step 5: Solve for x
    x = 14,836,117.82/4,421
  6. Step 6: Final answer
    x = 3,355.83

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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.