Home / 3,089.21-4,634.55-1,009.23

Finding the Fourth Proportional to 3,089.21, 4,634.55 and 1,009.23

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Solution

The fourth proportional to 3,089.21, 4,634.55 and 1,009.23 is: 1,514.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.21 : 4,634.55 = 1,009.23 : x
  2. Step 2: Convert to fraction form
    3,089.21/4,634.55 = 1,009.23/x
  3. Step 3: Cross multiply
    3,089.21x = 4,634.55 × 1,009.23
  4. Step 4: Simplify right side
    3,089.21x = 4,677,326.90
  5. Step 5: Solve for x
    x = 4,677,326.90/3,089.21
  6. Step 6: Final answer
    x = 1,514.09

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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.