Home / 2,382.04-3,290.34-1,753.84

Finding the Fourth Proportional to 2,382.04, 3,290.34 and 1,753.84

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Solution

The fourth proportional to 2,382.04, 3,290.34 and 1,753.84 is: 2,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.04 : 3,290.34 = 1,753.84 : x
  2. Step 2: Convert to fraction form
    2,382.04/3,290.34 = 1,753.84/x
  3. Step 3: Cross multiply
    2,382.04x = 3,290.34 × 1,753.84
  4. Step 4: Simplify right side
    2,382.04x = 5,770,729.91
  5. Step 5: Solve for x
    x = 5,770,729.91/2,382.04
  6. Step 6: Final answer
    x = 2,422.60

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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.