Home / 2,352.80-3,246.81-1,304.84

Finding the Fourth Proportional to 2,352.80, 3,246.81 and 1,304.84

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Solution

The fourth proportional to 2,352.80, 3,246.81 and 1,304.84 is: 1,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.80 : 3,246.81 = 1,304.84 : x
  2. Step 2: Convert to fraction form
    2,352.80/3,246.81 = 1,304.84/x
  3. Step 3: Cross multiply
    2,352.80x = 3,246.81 × 1,304.84
  4. Step 4: Simplify right side
    2,352.80x = 4,236,551.33
  5. Step 5: Solve for x
    x = 4,236,551.33/2,352.80
  6. Step 6: Final answer
    x = 1,800.65

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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.