Home / 2,602.62-3,589.40-1,941.05

Finding the Fourth Proportional to 2,602.62, 3,589.40 and 1,941.05

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Solution

The fourth proportional to 2,602.62, 3,589.40 and 1,941.05 is: 2,677.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,602.62 : 3,589.40 = 1,941.05 : x
  2. Step 2: Convert to fraction form
    2,602.62/3,589.40 = 1,941.05/x
  3. Step 3: Cross multiply
    2,602.62x = 3,589.40 × 1,941.05
  4. Step 4: Simplify right side
    2,602.62x = 6,967,218.70
  5. Step 5: Solve for x
    x = 6,967,218.70/2,602.62
  6. Step 6: Final answer
    x = 2,677.00

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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.