Home / 4,975.67-6,867.69-2,881.01

Finding the Fourth Proportional to 4,975.67, 6,867.69 and 2,881.01

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Solution

The fourth proportional to 4,975.67, 6,867.69 and 2,881.01 is: 3,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.67 : 6,867.69 = 2,881.01 : x
  2. Step 2: Convert to fraction form
    4,975.67/6,867.69 = 2,881.01/x
  3. Step 3: Cross multiply
    4,975.67x = 6,867.69 × 2,881.01
  4. Step 4: Simplify right side
    4,975.67x = 19,785,883.57
  5. Step 5: Solve for x
    x = 19,785,883.57/4,975.67
  6. Step 6: Final answer
    x = 3,976.53

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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.