Home / 8,290.33-12,435.39-2,050.35

Finding the Fourth Proportional to 8,290.33, 12,435.39 and 2,050.35

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Solution

The fourth proportional to 8,290.33, 12,435.39 and 2,050.35 is: 3,075.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290.33 : 12,435.39 = 2,050.35 : x
  2. Step 2: Convert to fraction form
    8,290.33/12,435.39 = 2,050.35/x
  3. Step 3: Cross multiply
    8,290.33x = 12,435.39 × 2,050.35
  4. Step 4: Simplify right side
    8,290.33x = 25,496,855.25
  5. Step 5: Solve for x
    x = 25,496,855.25/8,290.33
  6. Step 6: Final answer
    x = 3,075.49

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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.