Home / 11,875.68-17,814.21-3,554.82

Finding the Fourth Proportional to 11,875.68, 17,814.21 and 3,554.82

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Solution

The fourth proportional to 11,875.68, 17,814.21 and 3,554.82 is: 5,332.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875.68 : 17,814.21 = 3,554.82 : x
  2. Step 2: Convert to fraction form
    11,875.68/17,814.21 = 3,554.82/x
  3. Step 3: Cross multiply
    11,875.68x = 17,814.21 × 3,554.82
  4. Step 4: Simplify right side
    11,875.68x = 63,326,309.99
  5. Step 5: Solve for x
    x = 63,326,309.99/11,875.68
  6. Step 6: Final answer
    x = 5,332.44

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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.