Home / 11,156.94-15,395.59-6,375.93

Finding the Fourth Proportional to 11,156.94, 15,395.59 and 6,375.93

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Solution

The fourth proportional to 11,156.94, 15,395.59 and 6,375.93 is: 8,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.94 : 15,395.59 = 6,375.93 : x
  2. Step 2: Convert to fraction form
    11,156.94/15,395.59 = 6,375.93/x
  3. Step 3: Cross multiply
    11,156.94x = 15,395.59 × 6,375.93
  4. Step 4: Simplify right side
    11,156.94x = 98,161,204.15
  5. Step 5: Solve for x
    x = 98,161,204.15/11,156.94
  6. Step 6: Final answer
    x = 8,798.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.