Home / 6,852.64-10,279.34-2,172.31

Finding the Fourth Proportional to 6,852.64, 10,279.34 and 2,172.31

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Solution

The fourth proportional to 6,852.64, 10,279.34 and 2,172.31 is: 3,258.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852.64 : 10,279.34 = 2,172.31 : x
  2. Step 2: Convert to fraction form
    6,852.64/10,279.34 = 2,172.31/x
  3. Step 3: Cross multiply
    6,852.64x = 10,279.34 × 2,172.31
  4. Step 4: Simplify right side
    6,852.64x = 22,329,930.67
  5. Step 5: Solve for x
    x = 22,329,930.67/6,852.64
  6. Step 6: Final answer
    x = 3,258.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.