Home / 1,558.36-2,338.14-942.52

Finding the Fourth Proportional to 1,558.36, 2,338.14 and 942.52

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Solution

The fourth proportional to 1,558.36, 2,338.14 and 942.52 is: 1,414.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.36 : 2,338.14 = 942.52 : x
  2. Step 2: Convert to fraction form
    1,558.36/2,338.14 = 942.52/x
  3. Step 3: Cross multiply
    1,558.36x = 2,338.14 × 942.52
  4. Step 4: Simplify right side
    1,558.36x = 2,203,743.71
  5. Step 5: Solve for x
    x = 2,203,743.71/1,558.36
  6. Step 6: Final answer
    x = 1,414.14

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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.