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Finding the Fourth Proportional to 9,166.88, 13,750.32 and 3,323.49

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Solution

The fourth proportional to 9,166.88, 13,750.32 and 3,323.49 is: 4,985.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.88 : 13,750.32 = 3,323.49 : x
  2. Step 2: Convert to fraction form
    9,166.88/13,750.32 = 3,323.49/x
  3. Step 3: Cross multiply
    9,166.88x = 13,750.32 × 3,323.49
  4. Step 4: Simplify right side
    9,166.88x = 45,699,051.02
  5. Step 5: Solve for x
    x = 45,699,051.02/9,166.88
  6. Step 6: Final answer
    x = 4,985.24

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1.5x scale

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.