Home / 11,666.55-17,494.70-4,269.09

Finding the Fourth Proportional to 11,666.55, 17,494.70 and 4,269.09

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Solution

The fourth proportional to 11,666.55, 17,494.70 and 4,269.09 is: 6,401.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.55 : 17,494.70 = 4,269.09 : x
  2. Step 2: Convert to fraction form
    11,666.55/17,494.70 = 4,269.09/x
  3. Step 3: Cross multiply
    11,666.55x = 17,494.70 × 4,269.09
  4. Step 4: Simplify right side
    11,666.55x = 74,686,427.48
  5. Step 5: Solve for x
    x = 74,686,427.48/11,666.55
  6. Step 6: Final answer
    x = 6,401.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.