Home / 4,828.34-6,663.48-2,732.78

Finding the Fourth Proportional to 4,828.34, 6,663.48 and 2,732.78

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Solution

The fourth proportional to 4,828.34, 6,663.48 and 2,732.78 is: 3,771.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.34 : 6,663.48 = 2,732.78 : x
  2. Step 2: Convert to fraction form
    4,828.34/6,663.48 = 2,732.78/x
  3. Step 3: Cross multiply
    4,828.34x = 6,663.48 × 2,732.78
  4. Step 4: Simplify right side
    4,828.34x = 18,209,824.87
  5. Step 5: Solve for x
    x = 18,209,824.87/4,828.34
  6. Step 6: Final answer
    x = 3,771.45

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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.