Home / 2,176.86-3,003.84-1,232.70

Finding the Fourth Proportional to 2,176.86, 3,003.84 and 1,232.70

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Solution

The fourth proportional to 2,176.86, 3,003.84 and 1,232.70 is: 1,701.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.86 : 3,003.84 = 1,232.70 : x
  2. Step 2: Convert to fraction form
    2,176.86/3,003.84 = 1,232.70/x
  3. Step 3: Cross multiply
    2,176.86x = 3,003.84 × 1,232.70
  4. Step 4: Simplify right side
    2,176.86x = 3,702,833.57
  5. Step 5: Solve for x
    x = 3,702,833.57/2,176.86
  6. Step 6: Final answer
    x = 1,701.00

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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.