Home / 4,881.01-7,321.95-1,371.05

Finding the Fourth Proportional to 4,881.01, 7,321.95 and 1,371.05

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Solution

The fourth proportional to 4,881.01, 7,321.95 and 1,371.05 is: 2,056.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.01 : 7,321.95 = 1,371.05 : x
  2. Step 2: Convert to fraction form
    4,881.01/7,321.95 = 1,371.05/x
  3. Step 3: Cross multiply
    4,881.01x = 7,321.95 × 1,371.05
  4. Step 4: Simplify right side
    4,881.01x = 10,038,717.80
  5. Step 5: Solve for x
    x = 10,038,717.80/4,881.01
  6. Step 6: Final answer
    x = 2,056.69

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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.