Home / 5,784.94-7,983.29-3,426.63

Finding the Fourth Proportional to 5,784.94, 7,983.29 and 3,426.63

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Solution

The fourth proportional to 5,784.94, 7,983.29 and 3,426.63 is: 4,728.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,784.94 : 7,983.29 = 3,426.63 : x
  2. Step 2: Convert to fraction form
    5,784.94/7,983.29 = 3,426.63/x
  3. Step 3: Cross multiply
    5,784.94x = 7,983.29 × 3,426.63
  4. Step 4: Simplify right side
    5,784.94x = 27,355,741.10
  5. Step 5: Solve for x
    x = 27,355,741.10/5,784.94
  6. Step 6: Final answer
    x = 4,728.79

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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.