Home / 2,068.47-3,102.70-1,337.64

Finding the Fourth Proportional to 2,068.47, 3,102.70 and 1,337.64

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Solution

The fourth proportional to 2,068.47, 3,102.70 and 1,337.64 is: 2,006.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.47 : 3,102.70 = 1,337.64 : x
  2. Step 2: Convert to fraction form
    2,068.47/3,102.70 = 1,337.64/x
  3. Step 3: Cross multiply
    2,068.47x = 3,102.70 × 1,337.64
  4. Step 4: Simplify right side
    2,068.47x = 4,150,295.63
  5. Step 5: Solve for x
    x = 4,150,295.63/2,068.47
  6. Step 6: Final answer
    x = 2,006.46

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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.