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Finding the Fourth Proportional to 2,898.07, 3,997.22 and 1,836.01

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Solution

The fourth proportional to 2,898.07, 3,997.22 and 1,836.01 is: 2,532.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.07 : 3,997.22 = 1,836.01 : x
  2. Step 2: Convert to fraction form
    2,898.07/3,997.22 = 1,836.01/x
  3. Step 3: Cross multiply
    2,898.07x = 3,997.22 × 1,836.01
  4. Step 4: Simplify right side
    2,898.07x = 7,338,931.71
  5. Step 5: Solve for x
    x = 7,338,931.71/2,898.07
  6. Step 6: Final answer
    x = 2,532.35

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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.