Home / 9,562.41-13,188.83-6,918.57

Finding the Fourth Proportional to 9,562.41, 13,188.83 and 6,918.57

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Solution

The fourth proportional to 9,562.41, 13,188.83 and 6,918.57 is: 9,542.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,562.41 : 13,188.83 = 6,918.57 : x
  2. Step 2: Convert to fraction form
    9,562.41/13,188.83 = 6,918.57/x
  3. Step 3: Cross multiply
    9,562.41x = 13,188.83 × 6,918.57
  4. Step 4: Simplify right side
    9,562.41x = 91,247,808.98
  5. Step 5: Solve for x
    x = 91,247,808.98/9,562.41
  6. Step 6: Final answer
    x = 9,542.34

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1.5x scale

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.