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Finding the Fourth Proportional to 2,395, 3,307.08 and 1,900.18

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Solution

The fourth proportional to 2,395, 3,307.08 and 1,900.18 is: 2,623.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395 : 3,307.08 = 1,900.18 : x
  2. Step 2: Convert to fraction form
    2,395/3,307.08 = 1,900.18/x
  3. Step 3: Cross multiply
    2,395x = 3,307.08 × 1,900.18
  4. Step 4: Simplify right side
    2,395x = 6,284,047.27
  5. Step 5: Solve for x
    x = 6,284,047.27/2,395
  6. Step 6: Final answer
    x = 2,623.82

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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.