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Finding the Fourth Proportional to 7,677.99, 11,509.69 and 3,001.00

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Solution

The fourth proportional to 7,677.99, 11,509.69 and 3,001.00 is: 4,498.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.99 : 11,509.69 = 3,001.00 : x
  2. Step 2: Convert to fraction form
    7,677.99/11,509.69 = 3,001.00/x
  3. Step 3: Cross multiply
    7,677.99x = 11,509.69 × 3,001.00
  4. Step 4: Simplify right side
    7,677.99x = 34,540,543.41
  5. Step 5: Solve for x
    x = 34,540,543.41/7,677.99
  6. Step 6: Final answer
    x = 4,498.64

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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.