Home / 4,680.06-6,458.38-2,555.51

Finding the Fourth Proportional to 4,680.06, 6,458.38 and 2,555.51

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Solution

The fourth proportional to 4,680.06, 6,458.38 and 2,555.51 is: 3,526.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.06 : 6,458.38 = 2,555.51 : x
  2. Step 2: Convert to fraction form
    4,680.06/6,458.38 = 2,555.51/x
  3. Step 3: Cross multiply
    4,680.06x = 6,458.38 × 2,555.51
  4. Step 4: Simplify right side
    4,680.06x = 16,504,415.99
  5. Step 5: Solve for x
    x = 16,504,415.99/4,680.06
  6. Step 6: Final answer
    x = 3,526.54

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Half scale
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Double scale
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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.