Home / 8,372.84-11,544.54-6,875.96

Finding the Fourth Proportional to 8,372.84, 11,544.54 and 6,875.96

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Solution

The fourth proportional to 8,372.84, 11,544.54 and 6,875.96 is: 9,480.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.84 : 11,544.54 = 6,875.96 : x
  2. Step 2: Convert to fraction form
    8,372.84/11,544.54 = 6,875.96/x
  3. Step 3: Cross multiply
    8,372.84x = 11,544.54 × 6,875.96
  4. Step 4: Simplify right side
    8,372.84x = 79,379,795.26
  5. Step 5: Solve for x
    x = 79,379,795.26/8,372.84
  6. Step 6: Final answer
    x = 9,480.63

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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.