Home / 3,367.40-4,645.67-2,090.66

Finding the Fourth Proportional to 3,367.40, 4,645.67 and 2,090.66

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Solution

The fourth proportional to 3,367.40, 4,645.67 and 2,090.66 is: 2,884.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.40 : 4,645.67 = 2,090.66 : x
  2. Step 2: Convert to fraction form
    3,367.40/4,645.67 = 2,090.66/x
  3. Step 3: Cross multiply
    3,367.40x = 4,645.67 × 2,090.66
  4. Step 4: Simplify right side
    3,367.40x = 9,712,482.76
  5. Step 5: Solve for x
    x = 9,712,482.76/3,367.40
  6. Step 6: Final answer
    x = 2,884.27

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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.