Home / 4,141.50-5,720.01-2,812.98

Finding the Fourth Proportional to 4,141.50, 5,720.01 and 2,812.98

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Solution

The fourth proportional to 4,141.50, 5,720.01 and 2,812.98 is: 3,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.50 : 5,720.01 = 2,812.98 : x
  2. Step 2: Convert to fraction form
    4,141.50/5,720.01 = 2,812.98/x
  3. Step 3: Cross multiply
    4,141.50x = 5,720.01 × 2,812.98
  4. Step 4: Simplify right side
    4,141.50x = 16,090,273.73
  5. Step 5: Solve for x
    x = 16,090,273.73/4,141.50
  6. Step 6: Final answer
    x = 3,885.13

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1.5x scale

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.