Home / 8,929.89-13,395.51-3,006.79

Finding the Fourth Proportional to 8,929.89, 13,395.51 and 3,006.79

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Solution

The fourth proportional to 8,929.89, 13,395.51 and 3,006.79 is: 4,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.89 : 13,395.51 = 3,006.79 : x
  2. Step 2: Convert to fraction form
    8,929.89/13,395.51 = 3,006.79/x
  3. Step 3: Cross multiply
    8,929.89x = 13,395.51 × 3,006.79
  4. Step 4: Simplify right side
    8,929.89x = 40,277,452.02
  5. Step 5: Solve for x
    x = 40,277,452.02/8,929.89
  6. Step 6: Final answer
    x = 4,510.41

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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.