Home / 11,480.05-17,210.76-4,080.43

Finding the Fourth Proportional to 11,480.05, 17,210.76 and 4,080.43

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Solution

The fourth proportional to 11,480.05, 17,210.76 and 4,080.43 is: 6,117.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.05 : 17,210.76 = 4,080.43 : x
  2. Step 2: Convert to fraction form
    11,480.05/17,210.76 = 4,080.43/x
  3. Step 3: Cross multiply
    11,480.05x = 17,210.76 × 4,080.43
  4. Step 4: Simplify right side
    11,480.05x = 70,227,301.43
  5. Step 5: Solve for x
    x = 70,227,301.43/11,480.05
  6. Step 6: Final answer
    x = 6,117.33

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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.