Home / 9,416.90-12,996.78-6,773.06

Finding the Fourth Proportional to 9,416.90, 12,996.78 and 6,773.06

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Solution

The fourth proportional to 9,416.90, 12,996.78 and 6,773.06 is: 9,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.90 : 12,996.78 = 6,773.06 : x
  2. Step 2: Convert to fraction form
    9,416.90/12,996.78 = 6,773.06/x
  3. Step 3: Cross multiply
    9,416.90x = 12,996.78 × 6,773.06
  4. Step 4: Simplify right side
    9,416.90x = 88,027,970.75
  5. Step 5: Solve for x
    x = 88,027,970.75/9,416.90
  6. Step 6: Final answer
    x = 9,347.87

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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.