Home / 11,225.79-16,835.31-3,434.40

Finding the Fourth Proportional to 11,225.79, 16,835.31 and 3,434.40

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Solution

The fourth proportional to 11,225.79, 16,835.31 and 3,434.40 is: 5,150.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.79 : 16,835.31 = 3,434.40 : x
  2. Step 2: Convert to fraction form
    11,225.79/16,835.31 = 3,434.40/x
  3. Step 3: Cross multiply
    11,225.79x = 16,835.31 × 3,434.40
  4. Step 4: Simplify right side
    11,225.79x = 57,819,188.66
  5. Step 5: Solve for x
    x = 57,819,188.66/11,225.79
  6. Step 6: Final answer
    x = 5,150.57

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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.