Home / 1,333.08-1,996.92-1,114.20

Finding the Fourth Proportional to 1,333.08, 1,996.92 and 1,114.20

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Solution

The fourth proportional to 1,333.08, 1,996.92 and 1,114.20 is: 1,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333.08 : 1,996.92 = 1,114.20 : x
  2. Step 2: Convert to fraction form
    1,333.08/1,996.92 = 1,114.20/x
  3. Step 3: Cross multiply
    1,333.08x = 1,996.92 × 1,114.20
  4. Step 4: Simplify right side
    1,333.08x = 2,224,968.26
  5. Step 5: Solve for x
    x = 2,224,968.26/1,333.08
  6. Step 6: Final answer
    x = 1,669.04

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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.