Home / 3,079.18-4,618.63-2,152

Finding the Fourth Proportional to 3,079.18, 4,618.63 and 2,152

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Solution

The fourth proportional to 3,079.18, 4,618.63 and 2,152 is: 3,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.18 : 4,618.63 = 2,152 : x
  2. Step 2: Convert to fraction form
    3,079.18/4,618.63 = 2,152/x
  3. Step 3: Cross multiply
    3,079.18x = 4,618.63 × 2,152
  4. Step 4: Simplify right side
    3,079.18x = 9,939,291.76
  5. Step 5: Solve for x
    x = 9,939,291.76/3,079.18
  6. Step 6: Final answer
    x = 3,227.90

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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.