Home / 4,984.72-6,881.55-3,863.14

Finding the Fourth Proportional to 4,984.72, 6,881.55 and 3,863.14

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Solution

The fourth proportional to 4,984.72, 6,881.55 and 3,863.14 is: 5,333.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.72 : 6,881.55 = 3,863.14 : x
  2. Step 2: Convert to fraction form
    4,984.72/6,881.55 = 3,863.14/x
  3. Step 3: Cross multiply
    4,984.72x = 6,881.55 × 3,863.14
  4. Step 4: Simplify right side
    4,984.72x = 26,584,391.07
  5. Step 5: Solve for x
    x = 26,584,391.07/4,984.72
  6. Step 6: Final answer
    x = 5,333.18

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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.