Home / 8,009.07-12,013.60-2,813.73

Finding the Fourth Proportional to 8,009.07, 12,013.60 and 2,813.73

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Solution

The fourth proportional to 8,009.07, 12,013.60 and 2,813.73 is: 4,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.07 : 12,013.60 = 2,813.73 : x
  2. Step 2: Convert to fraction form
    8,009.07/12,013.60 = 2,813.73/x
  3. Step 3: Cross multiply
    8,009.07x = 12,013.60 × 2,813.73
  4. Step 4: Simplify right side
    8,009.07x = 33,803,026.73
  5. Step 5: Solve for x
    x = 33,803,026.73/8,009.07
  6. Step 6: Final answer
    x = 4,220.59

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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.