Home / 2,634.51-3,635.62-1,455.58

Finding the Fourth Proportional to 2,634.51, 3,635.62 and 1,455.58

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Solution

The fourth proportional to 2,634.51, 3,635.62 and 1,455.58 is: 2,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.51 : 3,635.62 = 1,455.58 : x
  2. Step 2: Convert to fraction form
    2,634.51/3,635.62 = 1,455.58/x
  3. Step 3: Cross multiply
    2,634.51x = 3,635.62 × 1,455.58
  4. Step 4: Simplify right side
    2,634.51x = 5,291,935.76
  5. Step 5: Solve for x
    x = 5,291,935.76/2,634.51
  6. Step 6: Final answer
    x = 2,008.70

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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.