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Finding the Fourth Proportional to 6,208.43, 9,312.65 and 1,828.97

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Solution

The fourth proportional to 6,208.43, 9,312.65 and 1,828.97 is: 2,743.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.43 : 9,312.65 = 1,828.97 : x
  2. Step 2: Convert to fraction form
    6,208.43/9,312.65 = 1,828.97/x
  3. Step 3: Cross multiply
    6,208.43x = 9,312.65 × 1,828.97
  4. Step 4: Simplify right side
    6,208.43x = 17,032,501.76
  5. Step 5: Solve for x
    x = 17,032,501.76/6,208.43
  6. Step 6: Final answer
    x = 2,743.45

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.