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Finding the Fourth Proportional to 2,393.88, 3,303.68 and 1,346.01

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Solution

The fourth proportional to 2,393.88, 3,303.68 and 1,346.01 is: 1,857.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.88 : 3,303.68 = 1,346.01 : x
  2. Step 2: Convert to fraction form
    2,393.88/3,303.68 = 1,346.01/x
  3. Step 3: Cross multiply
    2,393.88x = 3,303.68 × 1,346.01
  4. Step 4: Simplify right side
    2,393.88x = 4,446,786.32
  5. Step 5: Solve for x
    x = 4,446,786.32/2,393.88
  6. Step 6: Final answer
    x = 1,857.56

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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.