Home / 3,038.69-4,554.79-2,170.37

Finding the Fourth Proportional to 3,038.69, 4,554.79 and 2,170.37

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Solution

The fourth proportional to 3,038.69, 4,554.79 and 2,170.37 is: 3,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.69 : 4,554.79 = 2,170.37 : x
  2. Step 2: Convert to fraction form
    3,038.69/4,554.79 = 2,170.37/x
  3. Step 3: Cross multiply
    3,038.69x = 4,554.79 × 2,170.37
  4. Step 4: Simplify right side
    3,038.69x = 9,885,579.57
  5. Step 5: Solve for x
    x = 9,885,579.57/3,038.69
  6. Step 6: Final answer
    x = 3,253.24

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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.