Home / 4,680.69-6,460.70-2,768.28

Finding the Fourth Proportional to 4,680.69, 6,460.70 and 2,768.28

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Solution

The fourth proportional to 4,680.69, 6,460.70 and 2,768.28 is: 3,821.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.69 : 6,460.70 = 2,768.28 : x
  2. Step 2: Convert to fraction form
    4,680.69/6,460.70 = 2,768.28/x
  3. Step 3: Cross multiply
    4,680.69x = 6,460.70 × 2,768.28
  4. Step 4: Simplify right side
    4,680.69x = 17,885,012.75
  5. Step 5: Solve for x
    x = 17,885,012.75/4,680.69
  6. Step 6: Final answer
    x = 3,821.02

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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.