Home / 1,678.04-2,504.77-1,554.50

Finding the Fourth Proportional to 1,678.04, 2,504.77 and 1,554.50

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Solution

The fourth proportional to 1,678.04, 2,504.77 and 1,554.50 is: 2,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678.04 : 2,504.77 = 1,554.50 : x
  2. Step 2: Convert to fraction form
    1,678.04/2,504.77 = 1,554.50/x
  3. Step 3: Cross multiply
    1,678.04x = 2,504.77 × 1,554.50
  4. Step 4: Simplify right side
    1,678.04x = 3,893,664.97
  5. Step 5: Solve for x
    x = 3,893,664.97/1,678.04
  6. Step 6: Final answer
    x = 2,320.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.