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Finding the Fourth Proportional to 4,164.90, 5,747.56 and 2,301.90

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Solution

The fourth proportional to 4,164.90, 5,747.56 and 2,301.90 is: 3,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.90 : 5,747.56 = 2,301.90 : x
  2. Step 2: Convert to fraction form
    4,164.90/5,747.56 = 2,301.90/x
  3. Step 3: Cross multiply
    4,164.90x = 5,747.56 × 2,301.90
  4. Step 4: Simplify right side
    4,164.90x = 13,230,281.06
  5. Step 5: Solve for x
    x = 13,230,281.06/4,164.90
  6. Step 6: Final answer
    x = 3,176.62

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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.