Home / 3,030.08-4,544.55-838.35

Finding the Fourth Proportional to 3,030.08, 4,544.55 and 838.35

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Solution

The fourth proportional to 3,030.08, 4,544.55 and 838.35 is: 1,257.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.08 : 4,544.55 = 838.35 : x
  2. Step 2: Convert to fraction form
    3,030.08/4,544.55 = 838.35/x
  3. Step 3: Cross multiply
    3,030.08x = 4,544.55 × 838.35
  4. Step 4: Simplify right side
    3,030.08x = 3,809,923.49
  5. Step 5: Solve for x
    x = 3,809,923.49/3,030.08
  6. Step 6: Final answer
    x = 1,257.37

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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.