Home / 8,000.30-11,999.48-2,457.47

Finding the Fourth Proportional to 8,000.30, 11,999.48 and 2,457.47

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Solution

The fourth proportional to 8,000.30, 11,999.48 and 2,457.47 is: 3,685.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000.30 : 11,999.48 = 2,457.47 : x
  2. Step 2: Convert to fraction form
    8,000.30/11,999.48 = 2,457.47/x
  3. Step 3: Cross multiply
    8,000.30x = 11,999.48 × 2,457.47
  4. Step 4: Simplify right side
    8,000.30x = 29,488,362.12
  5. Step 5: Solve for x
    x = 29,488,362.12/8,000.30
  6. Step 6: Final answer
    x = 3,685.91

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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.