Home / 2,940.12-4,410.36-1,066.42

Finding the Fourth Proportional to 2,940.12, 4,410.36 and 1,066.42

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Solution

The fourth proportional to 2,940.12, 4,410.36 and 1,066.42 is: 1,599.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.12 : 4,410.36 = 1,066.42 : x
  2. Step 2: Convert to fraction form
    2,940.12/4,410.36 = 1,066.42/x
  3. Step 3: Cross multiply
    2,940.12x = 4,410.36 × 1,066.42
  4. Step 4: Simplify right side
    2,940.12x = 4,703,296.11
  5. Step 5: Solve for x
    x = 4,703,296.11/2,940.12
  6. Step 6: Final answer
    x = 1,599.70

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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.