Home / 3,367.65-4,646.07-2,108.19

Finding the Fourth Proportional to 3,367.65, 4,646.07 and 2,108.19

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Solution

The fourth proportional to 3,367.65, 4,646.07 and 2,108.19 is: 2,908.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.65 : 4,646.07 = 2,108.19 : x
  2. Step 2: Convert to fraction form
    3,367.65/4,646.07 = 2,108.19/x
  3. Step 3: Cross multiply
    3,367.65x = 4,646.07 × 2,108.19
  4. Step 4: Simplify right side
    3,367.65x = 9,794,798.31
  5. Step 5: Solve for x
    x = 9,794,798.31/3,367.65
  6. Step 6: Final answer
    x = 2,908.50

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Half scale
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Double scale
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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.