Home / 12,094.12-18,145.84-4,703.79

Finding the Fourth Proportional to 12,094.12, 18,145.84 and 4,703.79

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Solution

The fourth proportional to 12,094.12, 18,145.84 and 4,703.79 is: 7,057.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094.12 : 18,145.84 = 4,703.79 : x
  2. Step 2: Convert to fraction form
    12,094.12/18,145.84 = 4,703.79/x
  3. Step 3: Cross multiply
    12,094.12x = 18,145.84 × 4,703.79
  4. Step 4: Simplify right side
    12,094.12x = 85,354,220.73
  5. Step 5: Solve for x
    x = 85,354,220.73/12,094.12
  6. Step 6: Final answer
    x = 7,057.50

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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.