Home / 3,365.63-4,642.83-1,967.57

Finding the Fourth Proportional to 3,365.63, 4,642.83 and 1,967.57

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Solution

The fourth proportional to 3,365.63, 4,642.83 and 1,967.57 is: 2,714.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.63 : 4,642.83 = 1,967.57 : x
  2. Step 2: Convert to fraction form
    3,365.63/4,642.83 = 1,967.57/x
  3. Step 3: Cross multiply
    3,365.63x = 4,642.83 × 1,967.57
  4. Step 4: Simplify right side
    3,365.63x = 9,135,093.02
  5. Step 5: Solve for x
    x = 9,135,093.02/3,365.63
  6. Step 6: Final answer
    x = 2,714.23

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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.