Home / 11,983.02-17,958.15-6,127.35

Finding the Fourth Proportional to 11,983.02, 17,958.15 and 6,127.35

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Solution

The fourth proportional to 11,983.02, 17,958.15 and 6,127.35 is: 9,182.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.02 : 17,958.15 = 6,127.35 : x
  2. Step 2: Convert to fraction form
    11,983.02/17,958.15 = 6,127.35/x
  3. Step 3: Cross multiply
    11,983.02x = 17,958.15 × 6,127.35
  4. Step 4: Simplify right side
    11,983.02x = 110,035,870.40
  5. Step 5: Solve for x
    x = 110,035,870.40/11,983.02
  6. Step 6: Final answer
    x = 9,182.65

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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.