Home / 5,232.81-7,849.89-1,945.47

Finding the Fourth Proportional to 5,232.81, 7,849.89 and 1,945.47

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Solution

The fourth proportional to 5,232.81, 7,849.89 and 1,945.47 is: 2,918.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.81 : 7,849.89 = 1,945.47 : x
  2. Step 2: Convert to fraction form
    5,232.81/7,849.89 = 1,945.47/x
  3. Step 3: Cross multiply
    5,232.81x = 7,849.89 × 1,945.47
  4. Step 4: Simplify right side
    5,232.81x = 15,271,725.50
  5. Step 5: Solve for x
    x = 15,271,725.50/5,232.81
  6. Step 6: Final answer
    x = 2,918.46

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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.