Home / 11,310.26-15,607.87-6,274.46

Finding the Fourth Proportional to 11,310.26, 15,607.87 and 6,274.46

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Solution

The fourth proportional to 11,310.26, 15,607.87 and 6,274.46 is: 8,658.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.26 : 15,607.87 = 6,274.46 : x
  2. Step 2: Convert to fraction form
    11,310.26/15,607.87 = 6,274.46/x
  3. Step 3: Cross multiply
    11,310.26x = 15,607.87 × 6,274.46
  4. Step 4: Simplify right side
    11,310.26x = 97,930,877.96
  5. Step 5: Solve for x
    x = 97,930,877.96/11,310.26
  6. Step 6: Final answer
    x = 8,658.59

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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.