Home / 2,482.03-3,428.76-1,984.02

Finding the Fourth Proportional to 2,482.03, 3,428.76 and 1,984.02

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Solution

The fourth proportional to 2,482.03, 3,428.76 and 1,984.02 is: 2,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.03 : 3,428.76 = 1,984.02 : x
  2. Step 2: Convert to fraction form
    2,482.03/3,428.76 = 1,984.02/x
  3. Step 3: Cross multiply
    2,482.03x = 3,428.76 × 1,984.02
  4. Step 4: Simplify right side
    2,482.03x = 6,802,711.27
  5. Step 5: Solve for x
    x = 6,802,711.27/2,482.03
  6. Step 6: Final answer
    x = 2,740.79

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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.