Home / 2,644.81-3,649.45-1,465.88

Finding the Fourth Proportional to 2,644.81, 3,649.45 and 1,465.88

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Solution

The fourth proportional to 2,644.81, 3,649.45 and 1,465.88 is: 2,022.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.81 : 3,649.45 = 1,465.88 : x
  2. Step 2: Convert to fraction form
    2,644.81/3,649.45 = 1,465.88/x
  3. Step 3: Cross multiply
    2,644.81x = 3,649.45 × 1,465.88
  4. Step 4: Simplify right side
    2,644.81x = 5,349,637.52
  5. Step 5: Solve for x
    x = 5,349,637.52/2,644.81
  6. Step 6: Final answer
    x = 2,022.69

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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.