Home / 11,999.02-18,002.04-6,159.70

Finding the Fourth Proportional to 11,999.02, 18,002.04 and 6,159.70

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Solution

The fourth proportional to 11,999.02, 18,002.04 and 6,159.70 is: 9,241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999.02 : 18,002.04 = 6,159.70 : x
  2. Step 2: Convert to fraction form
    11,999.02/18,002.04 = 6,159.70/x
  3. Step 3: Cross multiply
    11,999.02x = 18,002.04 × 6,159.70
  4. Step 4: Simplify right side
    11,999.02x = 110,887,165.79
  5. Step 5: Solve for x
    x = 110,887,165.79/11,999.02
  6. Step 6: Final answer
    x = 9,241.35

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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.