Home / 11,090.46-15,306.24-6,374.64

Finding the Fourth Proportional to 11,090.46, 15,306.24 and 6,374.64

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Solution

The fourth proportional to 11,090.46, 15,306.24 and 6,374.64 is: 8,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.46 : 15,306.24 = 6,374.64 : x
  2. Step 2: Convert to fraction form
    11,090.46/15,306.24 = 6,374.64/x
  3. Step 3: Cross multiply
    11,090.46x = 15,306.24 × 6,374.64
  4. Step 4: Simplify right side
    11,090.46x = 97,571,769.75
  5. Step 5: Solve for x
    x = 97,571,769.75/11,090.46
  6. Step 6: Final answer
    x = 8,797.81

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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.