Home / 4,769.47-6,582.13-2,779.91

Finding the Fourth Proportional to 4,769.47, 6,582.13 and 2,779.91

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Solution

The fourth proportional to 4,769.47, 6,582.13 and 2,779.91 is: 3,836.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.47 : 6,582.13 = 2,779.91 : x
  2. Step 2: Convert to fraction form
    4,769.47/6,582.13 = 2,779.91/x
  3. Step 3: Cross multiply
    4,769.47x = 6,582.13 × 2,779.91
  4. Step 4: Simplify right side
    4,769.47x = 18,297,705.60
  5. Step 5: Solve for x
    x = 18,297,705.60/4,769.47
  6. Step 6: Final answer
    x = 3,836.42

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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.