Home / 1,131.06-1,695.60-582.96

Finding the Fourth Proportional to 1,131.06, 1,695.60 and 582.96

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Solution

The fourth proportional to 1,131.06, 1,695.60 and 582.96 is: 873.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131.06 : 1,695.60 = 582.96 : x
  2. Step 2: Convert to fraction form
    1,131.06/1,695.60 = 582.96/x
  3. Step 3: Cross multiply
    1,131.06x = 1,695.60 × 582.96
  4. Step 4: Simplify right side
    1,131.06x = 988,466.98
  5. Step 5: Solve for x
    x = 988,466.98/1,131.06
  6. Step 6: Final answer
    x = 873.93

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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.