Home / 3,389.45-4,676.54-2,063.07

Finding the Fourth Proportional to 3,389.45, 4,676.54 and 2,063.07

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Solution

The fourth proportional to 3,389.45, 4,676.54 and 2,063.07 is: 2,846.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.45 : 4,676.54 = 2,063.07 : x
  2. Step 2: Convert to fraction form
    3,389.45/4,676.54 = 2,063.07/x
  3. Step 3: Cross multiply
    3,389.45x = 4,676.54 × 2,063.07
  4. Step 4: Simplify right side
    3,389.45x = 9,648,019.06
  5. Step 5: Solve for x
    x = 9,648,019.06/3,389.45
  6. Step 6: Final answer
    x = 2,846.49

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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.