Home / 11,666.11-17,501.85-3,660.44

Finding the Fourth Proportional to 11,666.11, 17,501.85 and 3,660.44

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Solution

The fourth proportional to 11,666.11, 17,501.85 and 3,660.44 is: 5,491.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.11 : 17,501.85 = 3,660.44 : x
  2. Step 2: Convert to fraction form
    11,666.11/17,501.85 = 3,660.44/x
  3. Step 3: Cross multiply
    11,666.11x = 17,501.85 × 3,660.44
  4. Step 4: Simplify right side
    11,666.11x = 64,064,384.30
  5. Step 5: Solve for x
    x = 64,064,384.30/11,666.11
  6. Step 6: Final answer
    x = 5,491.50

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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.