Home / 3,632.09-5,448.77-1,440.99

Finding the Fourth Proportional to 3,632.09, 5,448.77 and 1,440.99

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Solution

The fourth proportional to 3,632.09, 5,448.77 and 1,440.99 is: 2,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.09 : 5,448.77 = 1,440.99 : x
  2. Step 2: Convert to fraction form
    3,632.09/5,448.77 = 1,440.99/x
  3. Step 3: Cross multiply
    3,632.09x = 5,448.77 × 1,440.99
  4. Step 4: Simplify right side
    3,632.09x = 7,851,621.28
  5. Step 5: Solve for x
    x = 7,851,621.28/3,632.09
  6. Step 6: Final answer
    x = 2,161.74

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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.