Home / 4,769.71-6,582.12-2,780.35

Finding the Fourth Proportional to 4,769.71, 6,582.12 and 2,780.35

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Solution

The fourth proportional to 4,769.71, 6,582.12 and 2,780.35 is: 3,836.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.71 : 6,582.12 = 2,780.35 : x
  2. Step 2: Convert to fraction form
    4,769.71/6,582.12 = 2,780.35/x
  3. Step 3: Cross multiply
    4,769.71x = 6,582.12 × 2,780.35
  4. Step 4: Simplify right side
    4,769.71x = 18,300,597.34
  5. Step 5: Solve for x
    x = 18,300,597.34/4,769.71
  6. Step 6: Final answer
    x = 3,836.84

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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.