Home / 6,243.89-9,365.83-1,864.42

Finding the Fourth Proportional to 6,243.89, 9,365.83 and 1,864.42

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Solution

The fourth proportional to 6,243.89, 9,365.83 and 1,864.42 is: 2,796.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.89 : 9,365.83 = 1,864.42 : x
  2. Step 2: Convert to fraction form
    6,243.89/9,365.83 = 1,864.42/x
  3. Step 3: Cross multiply
    6,243.89x = 9,365.83 × 1,864.42
  4. Step 4: Simplify right side
    6,243.89x = 17,461,812.69
  5. Step 5: Solve for x
    x = 17,461,812.69/6,243.89
  6. Step 6: Final answer
    x = 2,796.63

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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.