Home / 4,881.44-7,324.74-2,661.87

Finding the Fourth Proportional to 4,881.44, 7,324.74 and 2,661.87

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Solution

The fourth proportional to 4,881.44, 7,324.74 and 2,661.87 is: 3,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.44 : 7,324.74 = 2,661.87 : x
  2. Step 2: Convert to fraction form
    4,881.44/7,324.74 = 2,661.87/x
  3. Step 3: Cross multiply
    4,881.44x = 7,324.74 × 2,661.87
  4. Step 4: Simplify right side
    4,881.44x = 19,497,492.35
  5. Step 5: Solve for x
    x = 19,497,492.35/4,881.44
  6. Step 6: Final answer
    x = 3,994.21

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1.5x scale

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.