Home / 2,837.10-3,913.46-1,996.32

Finding the Fourth Proportional to 2,837.10, 3,913.46 and 1,996.32

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Solution

The fourth proportional to 2,837.10, 3,913.46 and 1,996.32 is: 2,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.10 : 3,913.46 = 1,996.32 : x
  2. Step 2: Convert to fraction form
    2,837.10/3,913.46 = 1,996.32/x
  3. Step 3: Cross multiply
    2,837.10x = 3,913.46 × 1,996.32
  4. Step 4: Simplify right side
    2,837.10x = 7,812,518.47
  5. Step 5: Solve for x
    x = 7,812,518.47/2,837.10
  6. Step 6: Final answer
    x = 2,753.70

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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.