Home / 2,984.23-4,118.73-1,725.06

Finding the Fourth Proportional to 2,984.23, 4,118.73 and 1,725.06

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Solution

The fourth proportional to 2,984.23, 4,118.73 and 1,725.06 is: 2,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.23 : 4,118.73 = 1,725.06 : x
  2. Step 2: Convert to fraction form
    2,984.23/4,118.73 = 1,725.06/x
  3. Step 3: Cross multiply
    2,984.23x = 4,118.73 × 1,725.06
  4. Step 4: Simplify right side
    2,984.23x = 7,105,075.05
  5. Step 5: Solve for x
    x = 7,105,075.05/2,984.23
  6. Step 6: Final answer
    x = 2,380.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.