Home / 7,549.86-11,317.82-6,927.02

Finding the Fourth Proportional to 7,549.86, 11,317.82 and 6,927.02

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Solution

The fourth proportional to 7,549.86, 11,317.82 and 6,927.02 is: 10,384.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.86 : 11,317.82 = 6,927.02 : x
  2. Step 2: Convert to fraction form
    7,549.86/11,317.82 = 6,927.02/x
  3. Step 3: Cross multiply
    7,549.86x = 11,317.82 × 6,927.02
  4. Step 4: Simplify right side
    7,549.86x = 78,398,674.27
  5. Step 5: Solve for x
    x = 78,398,674.27/7,549.86
  6. Step 6: Final answer
    x = 10,384.12

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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.