Home / 3,632.02-5,447.24-1,781.26

Finding the Fourth Proportional to 3,632.02, 5,447.24 and 1,781.26

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Solution

The fourth proportional to 3,632.02, 5,447.24 and 1,781.26 is: 2,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.02 : 5,447.24 = 1,781.26 : x
  2. Step 2: Convert to fraction form
    3,632.02/5,447.24 = 1,781.26/x
  3. Step 3: Cross multiply
    3,632.02x = 5,447.24 × 1,781.26
  4. Step 4: Simplify right side
    3,632.02x = 9,702,950.72
  5. Step 5: Solve for x
    x = 9,702,950.72/3,632.02
  6. Step 6: Final answer
    x = 2,671.50

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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.