Home / 4,982.52-6,873-3,116.28

Finding the Fourth Proportional to 4,982.52, 6,873 and 3,116.28

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Solution

The fourth proportional to 4,982.52, 6,873 and 3,116.28 is: 4,298.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.52 : 6,873 = 3,116.28 : x
  2. Step 2: Convert to fraction form
    4,982.52/6,873 = 3,116.28/x
  3. Step 3: Cross multiply
    4,982.52x = 6,873 × 3,116.28
  4. Step 4: Simplify right side
    4,982.52x = 21,418,192.44
  5. Step 5: Solve for x
    x = 21,418,192.44/4,982.52
  6. Step 6: Final answer
    x = 4,298.67

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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.