Home / 3,290.48-4,934.36-1,341.36

Finding the Fourth Proportional to 3,290.48, 4,934.36 and 1,341.36

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Solution

The fourth proportional to 3,290.48, 4,934.36 and 1,341.36 is: 2,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.48 : 4,934.36 = 1,341.36 : x
  2. Step 2: Convert to fraction form
    3,290.48/4,934.36 = 1,341.36/x
  3. Step 3: Cross multiply
    3,290.48x = 4,934.36 × 1,341.36
  4. Step 4: Simplify right side
    3,290.48x = 6,618,753.13
  5. Step 5: Solve for x
    x = 6,618,753.13/3,290.48
  6. Step 6: Final answer
    x = 2,011.49

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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.