Home / 4,079.84-6,120.68-1,482.79

Finding the Fourth Proportional to 4,079.84, 6,120.68 and 1,482.79

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Solution

The fourth proportional to 4,079.84, 6,120.68 and 1,482.79 is: 2,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.84 : 6,120.68 = 1,482.79 : x
  2. Step 2: Convert to fraction form
    4,079.84/6,120.68 = 1,482.79/x
  3. Step 3: Cross multiply
    4,079.84x = 6,120.68 × 1,482.79
  4. Step 4: Simplify right side
    4,079.84x = 9,075,645.08
  5. Step 5: Solve for x
    x = 9,075,645.08/4,079.84
  6. Step 6: Final answer
    x = 2,224.51

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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.