Home / 6,999.26-10,502.53-3,102.75

Finding the Fourth Proportional to 6,999.26, 10,502.53 and 3,102.75

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Solution

The fourth proportional to 6,999.26, 10,502.53 and 3,102.75 is: 4,655.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.26 : 10,502.53 = 3,102.75 : x
  2. Step 2: Convert to fraction form
    6,999.26/10,502.53 = 3,102.75/x
  3. Step 3: Cross multiply
    6,999.26x = 10,502.53 × 3,102.75
  4. Step 4: Simplify right side
    6,999.26x = 32,586,717.20
  5. Step 5: Solve for x
    x = 32,586,717.20/6,999.26
  6. Step 6: Final answer
    x = 4,655.74

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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.