Home / 2,984.04-4,116.96-1,724.76

Finding the Fourth Proportional to 2,984.04, 4,116.96 and 1,724.76

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Solution

The fourth proportional to 2,984.04, 4,116.96 and 1,724.76 is: 2,379.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.04 : 4,116.96 = 1,724.76 : x
  2. Step 2: Convert to fraction form
    2,984.04/4,116.96 = 1,724.76/x
  3. Step 3: Cross multiply
    2,984.04x = 4,116.96 × 1,724.76
  4. Step 4: Simplify right side
    2,984.04x = 7,100,767.93
  5. Step 5: Solve for x
    x = 7,100,767.93/2,984.04
  6. Step 6: Final answer
    x = 2,379.58

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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.