Home / 3,393.26-4,682.08-1,901.20

Finding the Fourth Proportional to 3,393.26, 4,682.08 and 1,901.20

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Solution

The fourth proportional to 3,393.26, 4,682.08 and 1,901.20 is: 2,623.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.26 : 4,682.08 = 1,901.20 : x
  2. Step 2: Convert to fraction form
    3,393.26/4,682.08 = 1,901.20/x
  3. Step 3: Cross multiply
    3,393.26x = 4,682.08 × 1,901.20
  4. Step 4: Simplify right side
    3,393.26x = 8,901,570.50
  5. Step 5: Solve for x
    x = 8,901,570.50/3,393.26
  6. Step 6: Final answer
    x = 2,623.31

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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.