Home / 3,038.94-4,555.16-2,170.62

Finding the Fourth Proportional to 3,038.94, 4,555.16 and 2,170.62

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Solution

The fourth proportional to 3,038.94, 4,555.16 and 2,170.62 is: 3,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.94 : 4,555.16 = 2,170.62 : x
  2. Step 2: Convert to fraction form
    3,038.94/4,555.16 = 2,170.62/x
  3. Step 3: Cross multiply
    3,038.94x = 4,555.16 × 2,170.62
  4. Step 4: Simplify right side
    3,038.94x = 9,887,521.40
  5. Step 5: Solve for x
    x = 9,887,521.40/3,038.94
  6. Step 6: Final answer
    x = 3,253.61

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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.