Home / 11,760.36-17,646.29-5,520.87

Finding the Fourth Proportional to 11,760.36, 17,646.29 and 5,520.87

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Solution

The fourth proportional to 11,760.36, 17,646.29 and 5,520.87 is: 8,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,760.36 : 17,646.29 = 5,520.87 : x
  2. Step 2: Convert to fraction form
    11,760.36/17,646.29 = 5,520.87/x
  3. Step 3: Cross multiply
    11,760.36x = 17,646.29 × 5,520.87
  4. Step 4: Simplify right side
    11,760.36x = 97,422,873.07
  5. Step 5: Solve for x
    x = 97,422,873.07/11,760.36
  6. Step 6: Final answer
    x = 8,284.00

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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.