Home / 2,664.63-3,677.09-1,485.68

Finding the Fourth Proportional to 2,664.63, 3,677.09 and 1,485.68

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Solution

The fourth proportional to 2,664.63, 3,677.09 and 1,485.68 is: 2,050.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.63 : 3,677.09 = 1,485.68 : x
  2. Step 2: Convert to fraction form
    2,664.63/3,677.09 = 1,485.68/x
  3. Step 3: Cross multiply
    2,664.63x = 3,677.09 × 1,485.68
  4. Step 4: Simplify right side
    2,664.63x = 5,462,953.26
  5. Step 5: Solve for x
    x = 5,462,953.26/2,664.63
  6. Step 6: Final answer
    x = 2,050.17

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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.