Home / 3,218.22-4,804.25-3,076.38

Finding the Fourth Proportional to 3,218.22, 4,804.25 and 3,076.38

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Solution

The fourth proportional to 3,218.22, 4,804.25 and 3,076.38 is: 4,592.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.22 : 4,804.25 = 3,076.38 : x
  2. Step 2: Convert to fraction form
    3,218.22/4,804.25 = 3,076.38/x
  3. Step 3: Cross multiply
    3,218.22x = 4,804.25 × 3,076.38
  4. Step 4: Simplify right side
    3,218.22x = 14,779,683.23
  5. Step 5: Solve for x
    x = 14,779,683.23/3,218.22
  6. Step 6: Final answer
    x = 4,592.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.