Home / 3,530.67-4,873.41-2,039.55

Finding the Fourth Proportional to 3,530.67, 4,873.41 and 2,039.55

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Solution

The fourth proportional to 3,530.67, 4,873.41 and 2,039.55 is: 2,815.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.67 : 4,873.41 = 2,039.55 : x
  2. Step 2: Convert to fraction form
    3,530.67/4,873.41 = 2,039.55/x
  3. Step 3: Cross multiply
    3,530.67x = 4,873.41 × 2,039.55
  4. Step 4: Simplify right side
    3,530.67x = 9,939,563.37
  5. Step 5: Solve for x
    x = 9,939,563.37/3,530.67
  6. Step 6: Final answer
    x = 2,815.21

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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.