Home / 4,984.36-6,878.76-2,994.88

Finding the Fourth Proportional to 4,984.36, 6,878.76 and 2,994.88

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Solution

The fourth proportional to 4,984.36, 6,878.76 and 2,994.88 is: 4,133.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.36 : 6,878.76 = 2,994.88 : x
  2. Step 2: Convert to fraction form
    4,984.36/6,878.76 = 2,994.88/x
  3. Step 3: Cross multiply
    4,984.36x = 6,878.76 × 2,994.88
  4. Step 4: Simplify right side
    4,984.36x = 20,601,060.75
  5. Step 5: Solve for x
    x = 20,601,060.75/4,984.36
  6. Step 6: Final answer
    x = 4,133.14

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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.