Home / 8,003.89-11,999.35-3,070.99

Finding the Fourth Proportional to 8,003.89, 11,999.35 and 3,070.99

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Solution

The fourth proportional to 8,003.89, 11,999.35 and 3,070.99 is: 4,604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003.89 : 11,999.35 = 3,070.99 : x
  2. Step 2: Convert to fraction form
    8,003.89/11,999.35 = 3,070.99/x
  3. Step 3: Cross multiply
    8,003.89x = 11,999.35 × 3,070.99
  4. Step 4: Simplify right side
    8,003.89x = 36,849,883.86
  5. Step 5: Solve for x
    x = 36,849,883.86/8,003.89
  6. Step 6: Final answer
    x = 4,604.00

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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.