Home / 11,665.05-17,492.45-4,267.59

Finding the Fourth Proportional to 11,665.05, 17,492.45 and 4,267.59

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Solution

The fourth proportional to 11,665.05, 17,492.45 and 4,267.59 is: 6,399.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665.05 : 17,492.45 = 4,267.59 : x
  2. Step 2: Convert to fraction form
    11,665.05/17,492.45 = 4,267.59/x
  3. Step 3: Cross multiply
    11,665.05x = 17,492.45 × 4,267.59
  4. Step 4: Simplify right side
    11,665.05x = 74,650,583.36
  5. Step 5: Solve for x
    x = 74,650,583.36/11,665.05
  6. Step 6: Final answer
    x = 6,399.51

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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.