Home / 3,656.46-5,046.93-2,164.89

Finding the Fourth Proportional to 3,656.46, 5,046.93 and 2,164.89

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Solution

The fourth proportional to 3,656.46, 5,046.93 and 2,164.89 is: 2,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.46 : 5,046.93 = 2,164.89 : x
  2. Step 2: Convert to fraction form
    3,656.46/5,046.93 = 2,164.89/x
  3. Step 3: Cross multiply
    3,656.46x = 5,046.93 × 2,164.89
  4. Step 4: Simplify right side
    3,656.46x = 10,926,048.29
  5. Step 5: Solve for x
    x = 10,926,048.29/3,656.46
  6. Step 6: Final answer
    x = 2,988.15

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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.