Home / 3,632.02-5,448.63-1,440.76

Finding the Fourth Proportional to 3,632.02, 5,448.63 and 1,440.76

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Solution

The fourth proportional to 3,632.02, 5,448.63 and 1,440.76 is: 2,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.02 : 5,448.63 = 1,440.76 : x
  2. Step 2: Convert to fraction form
    3,632.02/5,448.63 = 1,440.76/x
  3. Step 3: Cross multiply
    3,632.02x = 5,448.63 × 1,440.76
  4. Step 4: Simplify right side
    3,632.02x = 7,850,168.16
  5. Step 5: Solve for x
    x = 7,850,168.16/3,632.02
  6. Step 6: Final answer
    x = 2,161.38

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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.