Home / 2,230.58-3,079.60-1,732.34

Finding the Fourth Proportional to 2,230.58, 3,079.60 and 1,732.34

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Solution

The fourth proportional to 2,230.58, 3,079.60 and 1,732.34 is: 2,391.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.58 : 3,079.60 = 1,732.34 : x
  2. Step 2: Convert to fraction form
    2,230.58/3,079.60 = 1,732.34/x
  3. Step 3: Cross multiply
    2,230.58x = 3,079.60 × 1,732.34
  4. Step 4: Simplify right side
    2,230.58x = 5,334,914.26
  5. Step 5: Solve for x
    x = 5,334,914.26/2,230.58
  6. Step 6: Final answer
    x = 2,391.72

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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.