Home / 3,089.33-4,262.06-1,908.35

Finding the Fourth Proportional to 3,089.33, 4,262.06 and 1,908.35

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Solution

The fourth proportional to 3,089.33, 4,262.06 and 1,908.35 is: 2,632.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.33 : 4,262.06 = 1,908.35 : x
  2. Step 2: Convert to fraction form
    3,089.33/4,262.06 = 1,908.35/x
  3. Step 3: Cross multiply
    3,089.33x = 4,262.06 × 1,908.35
  4. Step 4: Simplify right side
    3,089.33x = 8,133,471.35
  5. Step 5: Solve for x
    x = 8,133,471.35/3,089.33
  6. Step 6: Final answer
    x = 2,632.77

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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.