Home / 3,498.69-4,828.16-1,926.75

Finding the Fourth Proportional to 3,498.69, 4,828.16 and 1,926.75

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Solution

The fourth proportional to 3,498.69, 4,828.16 and 1,926.75 is: 2,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.69 : 4,828.16 = 1,926.75 : x
  2. Step 2: Convert to fraction form
    3,498.69/4,828.16 = 1,926.75/x
  3. Step 3: Cross multiply
    3,498.69x = 4,828.16 × 1,926.75
  4. Step 4: Simplify right side
    3,498.69x = 9,302,662.10
  5. Step 5: Solve for x
    x = 9,302,662.10/3,498.69
  6. Step 6: Final answer
    x = 2,658.90

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1.5x scale

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.