Home / 7,914.31-10,922.58-4,558.01

Finding the Fourth Proportional to 7,914.31, 10,922.58 and 4,558.01

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Solution

The fourth proportional to 7,914.31, 10,922.58 and 4,558.01 is: 6,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.31 : 10,922.58 = 4,558.01 : x
  2. Step 2: Convert to fraction form
    7,914.31/10,922.58 = 4,558.01/x
  3. Step 3: Cross multiply
    7,914.31x = 10,922.58 × 4,558.01
  4. Step 4: Simplify right side
    7,914.31x = 49,785,174.25
  5. Step 5: Solve for x
    x = 49,785,174.25/7,914.31
  6. Step 6: Final answer
    x = 6,290.53

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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.