Home / 4,818.42-7,206.80-2,839.36

Finding the Fourth Proportional to 4,818.42, 7,206.80 and 2,839.36

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Solution

The fourth proportional to 4,818.42, 7,206.80 and 2,839.36 is: 4,246.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.42 : 7,206.80 = 2,839.36 : x
  2. Step 2: Convert to fraction form
    4,818.42/7,206.80 = 2,839.36/x
  3. Step 3: Cross multiply
    4,818.42x = 7,206.80 × 2,839.36
  4. Step 4: Simplify right side
    4,818.42x = 20,462,699.65
  5. Step 5: Solve for x
    x = 20,462,699.65/4,818.42
  6. Step 6: Final answer
    x = 4,246.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.