Home / 6,877.10-9,490.36-3,733.28

Finding the Fourth Proportional to 6,877.10, 9,490.36 and 3,733.28

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Solution

The fourth proportional to 6,877.10, 9,490.36 and 3,733.28 is: 5,151.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.10 : 9,490.36 = 3,733.28 : x
  2. Step 2: Convert to fraction form
    6,877.10/9,490.36 = 3,733.28/x
  3. Step 3: Cross multiply
    6,877.10x = 9,490.36 × 3,733.28
  4. Step 4: Simplify right side
    6,877.10x = 35,430,171.18
  5. Step 5: Solve for x
    x = 35,430,171.18/6,877.10
  6. Step 6: Final answer
    x = 5,151.91

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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.