Home / 4,680.74-6,460.76-2,768.34

Finding the Fourth Proportional to 4,680.74, 6,460.76 and 2,768.34

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Solution

The fourth proportional to 4,680.74, 6,460.76 and 2,768.34 is: 3,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.74 : 6,460.76 = 2,768.34 : x
  2. Step 2: Convert to fraction form
    4,680.74/6,460.76 = 2,768.34/x
  3. Step 3: Cross multiply
    4,680.74x = 6,460.76 × 2,768.34
  4. Step 4: Simplify right side
    4,680.74x = 17,885,580.34
  5. Step 5: Solve for x
    x = 17,885,580.34/4,680.74
  6. Step 6: Final answer
    x = 3,821.10

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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.