Home / 4,680.89-6,460.16-2,664.80

Finding the Fourth Proportional to 4,680.89, 6,460.16 and 2,664.80

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Solution

The fourth proportional to 4,680.89, 6,460.16 and 2,664.80 is: 3,677.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.89 : 6,460.16 = 2,664.80 : x
  2. Step 2: Convert to fraction form
    4,680.89/6,460.16 = 2,664.80/x
  3. Step 3: Cross multiply
    4,680.89x = 6,460.16 × 2,664.80
  4. Step 4: Simplify right side
    4,680.89x = 17,215,012.97
  5. Step 5: Solve for x
    x = 17,215,012.97/4,680.89
  6. Step 6: Final answer
    x = 3,677.72

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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.