Home / 2,634.64-3,635.85-1,455.76

Finding the Fourth Proportional to 2,634.64, 3,635.85 and 1,455.76

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Solution

The fourth proportional to 2,634.64, 3,635.85 and 1,455.76 is: 2,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.64 : 3,635.85 = 1,455.76 : x
  2. Step 2: Convert to fraction form
    2,634.64/3,635.85 = 1,455.76/x
  3. Step 3: Cross multiply
    2,634.64x = 3,635.85 × 1,455.76
  4. Step 4: Simplify right side
    2,634.64x = 5,292,925.00
  5. Step 5: Solve for x
    x = 5,292,925.00/2,634.64
  6. Step 6: Final answer
    x = 2,008.97

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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.