Home / 11,756.45-17,637.71-4,363.02

Finding the Fourth Proportional to 11,756.45, 17,637.71 and 4,363.02

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Solution

The fourth proportional to 11,756.45, 17,637.71 and 4,363.02 is: 6,545.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.45 : 17,637.71 = 4,363.02 : x
  2. Step 2: Convert to fraction form
    11,756.45/17,637.71 = 4,363.02/x
  3. Step 3: Cross multiply
    11,756.45x = 17,637.71 × 4,363.02
  4. Step 4: Simplify right side
    11,756.45x = 76,953,571.48
  5. Step 5: Solve for x
    x = 76,953,571.48/11,756.45
  6. Step 6: Final answer
    x = 6,545.65

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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.