Home / 10,289.27-15,434.81-2,893.79

Finding the Fourth Proportional to 10,289.27, 15,434.81 and 2,893.79

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Solution

The fourth proportional to 10,289.27, 15,434.81 and 2,893.79 is: 4,340.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.27 : 15,434.81 = 2,893.79 : x
  2. Step 2: Convert to fraction form
    10,289.27/15,434.81 = 2,893.79/x
  3. Step 3: Cross multiply
    10,289.27x = 15,434.81 × 2,893.79
  4. Step 4: Simplify right side
    10,289.27x = 44,665,060.24
  5. Step 5: Solve for x
    x = 44,665,060.24/10,289.27
  6. Step 6: Final answer
    x = 4,340.94

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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.