Home / 3,265.58-4,506.51-1,939.34

Finding the Fourth Proportional to 3,265.58, 4,506.51 and 1,939.34

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Solution

The fourth proportional to 3,265.58, 4,506.51 and 1,939.34 is: 2,676.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.58 : 4,506.51 = 1,939.34 : x
  2. Step 2: Convert to fraction form
    3,265.58/4,506.51 = 1,939.34/x
  3. Step 3: Cross multiply
    3,265.58x = 4,506.51 × 1,939.34
  4. Step 4: Simplify right side
    3,265.58x = 8,739,655.10
  5. Step 5: Solve for x
    x = 8,739,655.10/3,265.58
  6. Step 6: Final answer
    x = 2,676.29

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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.