Home / 10,499.25-14,489.01-6,309.93

Finding the Fourth Proportional to 10,499.25, 14,489.01 and 6,309.93

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Solution

The fourth proportional to 10,499.25, 14,489.01 and 6,309.93 is: 8,707.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499.25 : 14,489.01 = 6,309.93 : x
  2. Step 2: Convert to fraction form
    10,499.25/14,489.01 = 6,309.93/x
  3. Step 3: Cross multiply
    10,499.25x = 14,489.01 × 6,309.93
  4. Step 4: Simplify right side
    10,499.25x = 91,424,638.87
  5. Step 5: Solve for x
    x = 91,424,638.87/10,499.25
  6. Step 6: Final answer
    x = 8,707.73

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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.