Home / 1,447.44-2,171.12-582.36

Finding the Fourth Proportional to 1,447.44, 2,171.12 and 582.36

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Solution

The fourth proportional to 1,447.44, 2,171.12 and 582.36 is: 873.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447.44 : 2,171.12 = 582.36 : x
  2. Step 2: Convert to fraction form
    1,447.44/2,171.12 = 582.36/x
  3. Step 3: Cross multiply
    1,447.44x = 2,171.12 × 582.36
  4. Step 4: Simplify right side
    1,447.44x = 1,264,373.44
  5. Step 5: Solve for x
    x = 1,264,373.44/1,447.44
  6. Step 6: Final answer
    x = 873.52

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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.