Home / 11,506.14-15,877.46-6,468.75

Finding the Fourth Proportional to 11,506.14, 15,877.46 and 6,468.75

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Solution

The fourth proportional to 11,506.14, 15,877.46 and 6,468.75 is: 8,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.14 : 15,877.46 = 6,468.75 : x
  2. Step 2: Convert to fraction form
    11,506.14/15,877.46 = 6,468.75/x
  3. Step 3: Cross multiply
    11,506.14x = 15,877.46 × 6,468.75
  4. Step 4: Simplify right side
    11,506.14x = 102,707,287.03
  5. Step 5: Solve for x
    x = 102,707,287.03/11,506.14
  6. Step 6: Final answer
    x = 8,926.30

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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.