Home / 8,351.90-12,533.93-6,728.06

Finding the Fourth Proportional to 8,351.90, 12,533.93 and 6,728.06

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Solution

The fourth proportional to 8,351.90, 12,533.93 and 6,728.06 is: 10,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.90 : 12,533.93 = 6,728.06 : x
  2. Step 2: Convert to fraction form
    8,351.90/12,533.93 = 6,728.06/x
  3. Step 3: Cross multiply
    8,351.90x = 12,533.93 × 6,728.06
  4. Step 4: Simplify right side
    8,351.90x = 84,328,936.77
  5. Step 5: Solve for x
    x = 84,328,936.77/8,351.90
  6. Step 6: Final answer
    x = 10,096.98

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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.