Home / 3,124.13-4,682.54-1,736.80

Finding the Fourth Proportional to 3,124.13, 4,682.54 and 1,736.80

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Solution

The fourth proportional to 3,124.13, 4,682.54 and 1,736.80 is: 2,603.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.13 : 4,682.54 = 1,736.80 : x
  2. Step 2: Convert to fraction form
    3,124.13/4,682.54 = 1,736.80/x
  3. Step 3: Cross multiply
    3,124.13x = 4,682.54 × 1,736.80
  4. Step 4: Simplify right side
    3,124.13x = 8,132,628.11
  5. Step 5: Solve for x
    x = 8,132,628.11/3,124.13
  6. Step 6: Final answer
    x = 2,603.17

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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.