Home / 2,054.42-2,835.08-1,170.20

Finding the Fourth Proportional to 2,054.42, 2,835.08 and 1,170.20

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Solution

The fourth proportional to 2,054.42, 2,835.08 and 1,170.20 is: 1,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.42 : 2,835.08 = 1,170.20 : x
  2. Step 2: Convert to fraction form
    2,054.42/2,835.08 = 1,170.20/x
  3. Step 3: Cross multiply
    2,054.42x = 2,835.08 × 1,170.20
  4. Step 4: Simplify right side
    2,054.42x = 3,317,611.85
  5. Step 5: Solve for x
    x = 3,317,611.85/2,054.42
  6. Step 6: Final answer
    x = 1,614.86

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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.