Home / 5,382.36-8,071.40-2,094.98

Finding the Fourth Proportional to 5,382.36, 8,071.40 and 2,094.98

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Solution

The fourth proportional to 5,382.36, 8,071.40 and 2,094.98 is: 3,141.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.36 : 8,071.40 = 2,094.98 : x
  2. Step 2: Convert to fraction form
    5,382.36/8,071.40 = 2,094.98/x
  3. Step 3: Cross multiply
    5,382.36x = 8,071.40 × 2,094.98
  4. Step 4: Simplify right side
    5,382.36x = 16,909,421.57
  5. Step 5: Solve for x
    x = 16,909,421.57/5,382.36
  6. Step 6: Final answer
    x = 3,141.64

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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.