Home / 5,076.32-7,004.49-2,837.81

Finding the Fourth Proportional to 5,076.32, 7,004.49 and 2,837.81

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Solution

The fourth proportional to 5,076.32, 7,004.49 and 2,837.81 is: 3,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.32 : 7,004.49 = 2,837.81 : x
  2. Step 2: Convert to fraction form
    5,076.32/7,004.49 = 2,837.81/x
  3. Step 3: Cross multiply
    5,076.32x = 7,004.49 × 2,837.81
  4. Step 4: Simplify right side
    5,076.32x = 19,877,411.77
  5. Step 5: Solve for x
    x = 19,877,411.77/5,076.32
  6. Step 6: Final answer
    x = 3,915.71

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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.