Home / 9,005.88-13,501.26-3,166.32

Finding the Fourth Proportional to 9,005.88, 13,501.26 and 3,166.32

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Solution

The fourth proportional to 9,005.88, 13,501.26 and 3,166.32 is: 4,746.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.88 : 13,501.26 = 3,166.32 : x
  2. Step 2: Convert to fraction form
    9,005.88/13,501.26 = 3,166.32/x
  3. Step 3: Cross multiply
    9,005.88x = 13,501.26 × 3,166.32
  4. Step 4: Simplify right side
    9,005.88x = 42,749,309.56
  5. Step 5: Solve for x
    x = 42,749,309.56/9,005.88
  6. Step 6: Final answer
    x = 4,746.82

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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.