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Finding the Fourth Proportional to 8,602.04, 12,897.30 and 2,676.92

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Solution

The fourth proportional to 8,602.04, 12,897.30 and 2,676.92 is: 4,013.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,602.04 : 12,897.30 = 2,676.92 : x
  2. Step 2: Convert to fraction form
    8,602.04/12,897.30 = 2,676.92/x
  3. Step 3: Cross multiply
    8,602.04x = 12,897.30 × 2,676.92
  4. Step 4: Simplify right side
    8,602.04x = 34,525,040.32
  5. Step 5: Solve for x
    x = 34,525,040.32/8,602.04
  6. Step 6: Final answer
    x = 4,013.59

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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.