Home / 1,556.96-2,337.12-942.16

Finding the Fourth Proportional to 1,556.96, 2,337.12 and 942.16

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Solution

The fourth proportional to 1,556.96, 2,337.12 and 942.16 is: 1,414.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.96 : 2,337.12 = 942.16 : x
  2. Step 2: Convert to fraction form
    1,556.96/2,337.12 = 942.16/x
  3. Step 3: Cross multiply
    1,556.96x = 2,337.12 × 942.16
  4. Step 4: Simplify right side
    1,556.96x = 2,201,940.98
  5. Step 5: Solve for x
    x = 2,201,940.98/1,556.96
  6. Step 6: Final answer
    x = 1,414.26

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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.