Home / 4,632.20-6,392.43-2,769.20

Finding the Fourth Proportional to 4,632.20, 6,392.43 and 2,769.20

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Solution

The fourth proportional to 4,632.20, 6,392.43 and 2,769.20 is: 3,821.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.20 : 6,392.43 = 2,769.20 : x
  2. Step 2: Convert to fraction form
    4,632.20/6,392.43 = 2,769.20/x
  3. Step 3: Cross multiply
    4,632.20x = 6,392.43 × 2,769.20
  4. Step 4: Simplify right side
    4,632.20x = 17,701,885.19
  5. Step 5: Solve for x
    x = 17,701,885.19/4,632.20
  6. Step 6: Final answer
    x = 3,821.49

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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.