Home / 8,262.48-11,403.54-6,376.80

Finding the Fourth Proportional to 8,262.48, 11,403.54 and 6,376.80

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Solution

The fourth proportional to 8,262.48, 11,403.54 and 6,376.80 is: 8,801.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.48 : 11,403.54 = 6,376.80 : x
  2. Step 2: Convert to fraction form
    8,262.48/11,403.54 = 6,376.80/x
  3. Step 3: Cross multiply
    8,262.48x = 11,403.54 × 6,376.80
  4. Step 4: Simplify right side
    8,262.48x = 72,718,093.87
  5. Step 5: Solve for x
    x = 72,718,093.87/8,262.48
  6. Step 6: Final answer
    x = 8,801.00

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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.