Home / 4,984.44-6,880.86-2,888.16

Finding the Fourth Proportional to 4,984.44, 6,880.86 and 2,888.16

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Solution

The fourth proportional to 4,984.44, 6,880.86 and 2,888.16 is: 3,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.44 : 6,880.86 = 2,888.16 : x
  2. Step 2: Convert to fraction form
    4,984.44/6,880.86 = 2,888.16/x
  3. Step 3: Cross multiply
    4,984.44x = 6,880.86 × 2,888.16
  4. Step 4: Simplify right side
    4,984.44x = 19,873,024.62
  5. Step 5: Solve for x
    x = 19,873,024.62/4,984.44
  6. Step 6: Final answer
    x = 3,987.01

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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.