Home / 3,192.18-4,780.27-2,018.65

Finding the Fourth Proportional to 3,192.18, 4,780.27 and 2,018.65

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Solution

The fourth proportional to 3,192.18, 4,780.27 and 2,018.65 is: 3,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.18 : 4,780.27 = 2,018.65 : x
  2. Step 2: Convert to fraction form
    3,192.18/4,780.27 = 2,018.65/x
  3. Step 3: Cross multiply
    3,192.18x = 4,780.27 × 2,018.65
  4. Step 4: Simplify right side
    3,192.18x = 9,649,666.77
  5. Step 5: Solve for x
    x = 9,649,666.77/3,192.18
  6. Step 6: Final answer
    x = 3,022.90

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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.