Home / 1,933.72-2,668.44-1,094.20

Finding the Fourth Proportional to 1,933.72, 2,668.44 and 1,094.20

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Solution

The fourth proportional to 1,933.72, 2,668.44 and 1,094.20 is: 1,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.72 : 2,668.44 = 1,094.20 : x
  2. Step 2: Convert to fraction form
    1,933.72/2,668.44 = 1,094.20/x
  3. Step 3: Cross multiply
    1,933.72x = 2,668.44 × 1,094.20
  4. Step 4: Simplify right side
    1,933.72x = 2,919,807.05
  5. Step 5: Solve for x
    x = 2,919,807.05/1,933.72
  6. Step 6: Final answer
    x = 1,509.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.