Home / 9,166.89-13,749.51-5,008.77

Finding the Fourth Proportional to 9,166.89, 13,749.51 and 5,008.77

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Solution

The fourth proportional to 9,166.89, 13,749.51 and 5,008.77 is: 7,512.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.89 : 13,749.51 = 5,008.77 : x
  2. Step 2: Convert to fraction form
    9,166.89/13,749.51 = 5,008.77/x
  3. Step 3: Cross multiply
    9,166.89x = 13,749.51 × 5,008.77
  4. Step 4: Simplify right side
    9,166.89x = 68,868,133.20
  5. Step 5: Solve for x
    x = 68,868,133.20/9,166.89
  6. Step 6: Final answer
    x = 7,512.70

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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.