Home / 3,036.80-4,182.36-2,336.96

Finding the Fourth Proportional to 3,036.80, 4,182.36 and 2,336.96

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Solution

The fourth proportional to 3,036.80, 4,182.36 and 2,336.96 is: 3,218.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.80 : 4,182.36 = 2,336.96 : x
  2. Step 2: Convert to fraction form
    3,036.80/4,182.36 = 2,336.96/x
  3. Step 3: Cross multiply
    3,036.80x = 4,182.36 × 2,336.96
  4. Step 4: Simplify right side
    3,036.80x = 9,774,008.03
  5. Step 5: Solve for x
    x = 9,774,008.03/3,036.80
  6. Step 6: Final answer
    x = 3,218.52

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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.