Home / 2,170.52-3,256.86-1,732.22

Finding the Fourth Proportional to 2,170.52, 3,256.86 and 1,732.22

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Solution

The fourth proportional to 2,170.52, 3,256.86 and 1,732.22 is: 2,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170.52 : 3,256.86 = 1,732.22 : x
  2. Step 2: Convert to fraction form
    2,170.52/3,256.86 = 1,732.22/x
  3. Step 3: Cross multiply
    2,170.52x = 3,256.86 × 1,732.22
  4. Step 4: Simplify right side
    2,170.52x = 5,641,598.03
  5. Step 5: Solve for x
    x = 5,641,598.03/2,170.52
  6. Step 6: Final answer
    x = 2,599.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.