Home / 6,746.09-10,119.98-3,621.80

Finding the Fourth Proportional to 6,746.09, 10,119.98 and 3,621.80

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Solution

The fourth proportional to 6,746.09, 10,119.98 and 3,621.80 is: 5,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746.09 : 10,119.98 = 3,621.80 : x
  2. Step 2: Convert to fraction form
    6,746.09/10,119.98 = 3,621.80/x
  3. Step 3: Cross multiply
    6,746.09x = 10,119.98 × 3,621.80
  4. Step 4: Simplify right side
    6,746.09x = 36,652,539.27
  5. Step 5: Solve for x
    x = 36,652,539.27/6,746.09
  6. Step 6: Final answer
    x = 5,433.15

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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.