Home / 4,872.69-6,724.06-2,748.16

Finding the Fourth Proportional to 4,872.69, 6,724.06 and 2,748.16

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Solution

The fourth proportional to 4,872.69, 6,724.06 and 2,748.16 is: 3,792.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.69 : 6,724.06 = 2,748.16 : x
  2. Step 2: Convert to fraction form
    4,872.69/6,724.06 = 2,748.16/x
  3. Step 3: Cross multiply
    4,872.69x = 6,724.06 × 2,748.16
  4. Step 4: Simplify right side
    4,872.69x = 18,478,769.05
  5. Step 5: Solve for x
    x = 18,478,769.05/4,872.69
  6. Step 6: Final answer
    x = 3,792.31

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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.