Home / 2,703.31-4,048.81-1,882.20

Finding the Fourth Proportional to 2,703.31, 4,048.81 and 1,882.20

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Solution

The fourth proportional to 2,703.31, 4,048.81 and 1,882.20 is: 2,819.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.31 : 4,048.81 = 1,882.20 : x
  2. Step 2: Convert to fraction form
    2,703.31/4,048.81 = 1,882.20/x
  3. Step 3: Cross multiply
    2,703.31x = 4,048.81 × 1,882.20
  4. Step 4: Simplify right side
    2,703.31x = 7,620,670.18
  5. Step 5: Solve for x
    x = 7,620,670.18/2,703.31
  6. Step 6: Final answer
    x = 2,819.01

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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.