Home / 11,969.99-17,953.62-4,574.28

Finding the Fourth Proportional to 11,969.99, 17,953.62 and 4,574.28

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Solution

The fourth proportional to 11,969.99, 17,953.62 and 4,574.28 is: 6,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969.99 : 17,953.62 = 4,574.28 : x
  2. Step 2: Convert to fraction form
    11,969.99/17,953.62 = 4,574.28/x
  3. Step 3: Cross multiply
    11,969.99x = 17,953.62 × 4,574.28
  4. Step 4: Simplify right side
    11,969.99x = 82,124,884.89
  5. Step 5: Solve for x
    x = 82,124,884.89/11,969.99
  6. Step 6: Final answer
    x = 6,860.90

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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.