Home / 2,693.70-4,038.75-2,174.34

Finding the Fourth Proportional to 2,693.70, 4,038.75 and 2,174.34

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Solution

The fourth proportional to 2,693.70, 4,038.75 and 2,174.34 is: 3,260.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.70 : 4,038.75 = 2,174.34 : x
  2. Step 2: Convert to fraction form
    2,693.70/4,038.75 = 2,174.34/x
  3. Step 3: Cross multiply
    2,693.70x = 4,038.75 × 2,174.34
  4. Step 4: Simplify right side
    2,693.70x = 8,781,615.68
  5. Step 5: Solve for x
    x = 8,781,615.68/2,693.70
  6. Step 6: Final answer
    x = 3,260.06

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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.