Home / 12,102.03-16,700.75-6,725.34

Finding the Fourth Proportional to 12,102.03, 16,700.75 and 6,725.34

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Solution

The fourth proportional to 12,102.03, 16,700.75 and 6,725.34 is: 9,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,102.03 : 16,700.75 = 6,725.34 : x
  2. Step 2: Convert to fraction form
    12,102.03/16,700.75 = 6,725.34/x
  3. Step 3: Cross multiply
    12,102.03x = 16,700.75 × 6,725.34
  4. Step 4: Simplify right side
    12,102.03x = 112,318,246.94
  5. Step 5: Solve for x
    x = 112,318,246.94/12,102.03
  6. Step 6: Final answer
    x = 9,280.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.