Home / 2,066.15-2,847.44-1,403.03

Finding the Fourth Proportional to 2,066.15, 2,847.44 and 1,403.03

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Solution

The fourth proportional to 2,066.15, 2,847.44 and 1,403.03 is: 1,933.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.15 : 2,847.44 = 1,403.03 : x
  2. Step 2: Convert to fraction form
    2,066.15/2,847.44 = 1,403.03/x
  3. Step 3: Cross multiply
    2,066.15x = 2,847.44 × 1,403.03
  4. Step 4: Simplify right side
    2,066.15x = 3,995,033.12
  5. Step 5: Solve for x
    x = 3,995,033.12/2,066.15
  6. Step 6: Final answer
    x = 1,933.57

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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.