Home / 3,348.65-4,621.79-1,933.26

Finding the Fourth Proportional to 3,348.65, 4,621.79 and 1,933.26

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Solution

The fourth proportional to 3,348.65, 4,621.79 and 1,933.26 is: 2,668.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.65 : 4,621.79 = 1,933.26 : x
  2. Step 2: Convert to fraction form
    3,348.65/4,621.79 = 1,933.26/x
  3. Step 3: Cross multiply
    3,348.65x = 4,621.79 × 1,933.26
  4. Step 4: Simplify right side
    3,348.65x = 8,935,121.74
  5. Step 5: Solve for x
    x = 8,935,121.74/3,348.65
  6. Step 6: Final answer
    x = 2,668.28

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Double scale
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Similar ratio
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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.