Home / 5,171.19-7,136.43-2,933.00

Finding the Fourth Proportional to 5,171.19, 7,136.43 and 2,933.00

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Solution

The fourth proportional to 5,171.19, 7,136.43 and 2,933.00 is: 4,047.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.19 : 7,136.43 = 2,933.00 : x
  2. Step 2: Convert to fraction form
    5,171.19/7,136.43 = 2,933.00/x
  3. Step 3: Cross multiply
    5,171.19x = 7,136.43 × 2,933.00
  4. Step 4: Simplify right side
    5,171.19x = 20,931,102.51
  5. Step 5: Solve for x
    x = 20,931,102.51/5,171.19
  6. Step 6: Final answer
    x = 4,047.63

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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.