Home / 9,502.49-13,115.54-6,321.31

Finding the Fourth Proportional to 9,502.49, 13,115.54 and 6,321.31

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Solution

The fourth proportional to 9,502.49, 13,115.54 and 6,321.31 is: 8,724.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,502.49 : 13,115.54 = 6,321.31 : x
  2. Step 2: Convert to fraction form
    9,502.49/13,115.54 = 6,321.31/x
  3. Step 3: Cross multiply
    9,502.49x = 13,115.54 × 6,321.31
  4. Step 4: Simplify right side
    9,502.49x = 82,907,377.17
  5. Step 5: Solve for x
    x = 82,907,377.17/9,502.49
  6. Step 6: Final answer
    x = 8,724.80

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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.