Home / 3,341.72-5,012.58-2,111.00

Finding the Fourth Proportional to 3,341.72, 5,012.58 and 2,111.00

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Solution

The fourth proportional to 3,341.72, 5,012.58 and 2,111.00 is: 3,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.72 : 5,012.58 = 2,111.00 : x
  2. Step 2: Convert to fraction form
    3,341.72/5,012.58 = 2,111.00/x
  3. Step 3: Cross multiply
    3,341.72x = 5,012.58 × 2,111.00
  4. Step 4: Simplify right side
    3,341.72x = 10,581,520.76
  5. Step 5: Solve for x
    x = 10,581,520.76/3,341.72
  6. Step 6: Final answer
    x = 3,166.49

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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.