Home / 8,356.26-11,505.33-6,360.42

Finding the Fourth Proportional to 8,356.26, 11,505.33 and 6,360.42

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Solution

The fourth proportional to 8,356.26, 11,505.33 and 6,360.42 is: 8,757.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.26 : 11,505.33 = 6,360.42 : x
  2. Step 2: Convert to fraction form
    8,356.26/11,505.33 = 6,360.42/x
  3. Step 3: Cross multiply
    8,356.26x = 11,505.33 × 6,360.42
  4. Step 4: Simplify right side
    8,356.26x = 73,178,731.04
  5. Step 5: Solve for x
    x = 73,178,731.04/8,356.26
  6. Step 6: Final answer
    x = 8,757.35

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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.