Home / 3,119.84-4,676.48-1,244.99

Finding the Fourth Proportional to 3,119.84, 4,676.48 and 1,244.99

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Solution

The fourth proportional to 3,119.84, 4,676.48 and 1,244.99 is: 1,866.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.84 : 4,676.48 = 1,244.99 : x
  2. Step 2: Convert to fraction form
    3,119.84/4,676.48 = 1,244.99/x
  3. Step 3: Cross multiply
    3,119.84x = 4,676.48 × 1,244.99
  4. Step 4: Simplify right side
    3,119.84x = 5,822,180.97
  5. Step 5: Solve for x
    x = 5,822,180.97/3,119.84
  6. Step 6: Final answer
    x = 1,866.18

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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.