Home / 3,942.06-5,437.44-2,368.50

Finding the Fourth Proportional to 3,942.06, 5,437.44 and 2,368.50

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Solution

The fourth proportional to 3,942.06, 5,437.44 and 2,368.50 is: 3,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.06 : 5,437.44 = 2,368.50 : x
  2. Step 2: Convert to fraction form
    3,942.06/5,437.44 = 2,368.50/x
  3. Step 3: Cross multiply
    3,942.06x = 5,437.44 × 2,368.50
  4. Step 4: Simplify right side
    3,942.06x = 12,878,576.64
  5. Step 5: Solve for x
    x = 12,878,576.64/3,942.06
  6. Step 6: Final answer
    x = 3,266.97

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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.