Home / 3,370.08-4,647.96-2,829.63

Finding the Fourth Proportional to 3,370.08, 4,647.96 and 2,829.63

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Solution

The fourth proportional to 3,370.08, 4,647.96 and 2,829.63 is: 3,902.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.08 : 4,647.96 = 2,829.63 : x
  2. Step 2: Convert to fraction form
    3,370.08/4,647.96 = 2,829.63/x
  3. Step 3: Cross multiply
    3,370.08x = 4,647.96 × 2,829.63
  4. Step 4: Simplify right side
    3,370.08x = 13,152,007.05
  5. Step 5: Solve for x
    x = 13,152,007.05/3,370.08
  6. Step 6: Final answer
    x = 3,902.58

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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.