Home / 2,634.53-3,632.00-1,878.71

Finding the Fourth Proportional to 2,634.53, 3,632.00 and 1,878.71

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Solution

The fourth proportional to 2,634.53, 3,632.00 and 1,878.71 is: 2,590.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.53 : 3,632.00 = 1,878.71 : x
  2. Step 2: Convert to fraction form
    2,634.53/3,632.00 = 1,878.71/x
  3. Step 3: Cross multiply
    2,634.53x = 3,632.00 × 1,878.71
  4. Step 4: Simplify right side
    2,634.53x = 6,823,447.17
  5. Step 5: Solve for x
    x = 6,823,447.17/2,634.53
  6. Step 6: Final answer
    x = 2,590.01

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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.