Home / 1,646.07-2,463.30-1,386.33

Finding the Fourth Proportional to 1,646.07, 2,463.30 and 1,386.33

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Solution

The fourth proportional to 1,646.07, 2,463.30 and 1,386.33 is: 2,074.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646.07 : 2,463.30 = 1,386.33 : x
  2. Step 2: Convert to fraction form
    1,646.07/2,463.30 = 1,386.33/x
  3. Step 3: Cross multiply
    1,646.07x = 2,463.30 × 1,386.33
  4. Step 4: Simplify right side
    1,646.07x = 3,414,946.69
  5. Step 5: Solve for x
    x = 3,414,946.69/1,646.07
  6. Step 6: Final answer
    x = 2,074.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.