Home / 3,089.04-4,249.05-2,709.06

Finding the Fourth Proportional to 3,089.04, 4,249.05 and 2,709.06

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Solution

The fourth proportional to 3,089.04, 4,249.05 and 2,709.06 is: 3,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.04 : 4,249.05 = 2,709.06 : x
  2. Step 2: Convert to fraction form
    3,089.04/4,249.05 = 2,709.06/x
  3. Step 3: Cross multiply
    3,089.04x = 4,249.05 × 2,709.06
  4. Step 4: Simplify right side
    3,089.04x = 11,510,931.39
  5. Step 5: Solve for x
    x = 11,510,931.39/3,089.04
  6. Step 6: Final answer
    x = 3,726.38

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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.