Home / 3,193.16-4,407.07-1,866.60

Finding the Fourth Proportional to 3,193.16, 4,407.07 and 1,866.60

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Solution

The fourth proportional to 3,193.16, 4,407.07 and 1,866.60 is: 2,576.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.16 : 4,407.07 = 1,866.60 : x
  2. Step 2: Convert to fraction form
    3,193.16/4,407.07 = 1,866.60/x
  3. Step 3: Cross multiply
    3,193.16x = 4,407.07 × 1,866.60
  4. Step 4: Simplify right side
    3,193.16x = 8,226,236.86
  5. Step 5: Solve for x
    x = 8,226,236.86/3,193.16
  6. Step 6: Final answer
    x = 2,576.21

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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.