Home / 8,546.98-12,820.36-2,703.58

Finding the Fourth Proportional to 8,546.98, 12,820.36 and 2,703.58

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Solution

The fourth proportional to 8,546.98, 12,820.36 and 2,703.58 is: 4,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.98 : 12,820.36 = 2,703.58 : x
  2. Step 2: Convert to fraction form
    8,546.98/12,820.36 = 2,703.58/x
  3. Step 3: Cross multiply
    8,546.98x = 12,820.36 × 2,703.58
  4. Step 4: Simplify right side
    8,546.98x = 34,660,868.89
  5. Step 5: Solve for x
    x = 34,660,868.89/8,546.98
  6. Step 6: Final answer
    x = 4,055.34

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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.