Home / 4,802.65-6,625.36-2,811.98

Finding the Fourth Proportional to 4,802.65, 6,625.36 and 2,811.98

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Solution

The fourth proportional to 4,802.65, 6,625.36 and 2,811.98 is: 3,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.65 : 6,625.36 = 2,811.98 : x
  2. Step 2: Convert to fraction form
    4,802.65/6,625.36 = 2,811.98/x
  3. Step 3: Cross multiply
    4,802.65x = 6,625.36 × 2,811.98
  4. Step 4: Simplify right side
    4,802.65x = 18,630,379.81
  5. Step 5: Solve for x
    x = 18,630,379.81/4,802.65
  6. Step 6: Final answer
    x = 3,879.19

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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.