Home / 11,703.76-17,558.71-4,208.07

Finding the Fourth Proportional to 11,703.76, 17,558.71 and 4,208.07

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Solution

The fourth proportional to 11,703.76, 17,558.71 and 4,208.07 is: 6,313.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.76 : 17,558.71 = 4,208.07 : x
  2. Step 2: Convert to fraction form
    11,703.76/17,558.71 = 4,208.07/x
  3. Step 3: Cross multiply
    11,703.76x = 17,558.71 × 4,208.07
  4. Step 4: Simplify right side
    11,703.76x = 73,888,280.79
  5. Step 5: Solve for x
    x = 73,888,280.79/11,703.76
  6. Step 6: Final answer
    x = 6,313.21

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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.