Home / 3,967.13-5,474.63-2,199.00

Finding the Fourth Proportional to 3,967.13, 5,474.63 and 2,199.00

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Solution

The fourth proportional to 3,967.13, 5,474.63 and 2,199.00 is: 3,034.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.13 : 5,474.63 = 2,199.00 : x
  2. Step 2: Convert to fraction form
    3,967.13/5,474.63 = 2,199.00/x
  3. Step 3: Cross multiply
    3,967.13x = 5,474.63 × 2,199.00
  4. Step 4: Simplify right side
    3,967.13x = 12,038,703.18
  5. Step 5: Solve for x
    x = 12,038,703.18/3,967.13
  6. Step 6: Final answer
    x = 3,034.62

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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.