Home / 1,764.27-2,433.59-1,135.62

Finding the Fourth Proportional to 1,764.27, 2,433.59 and 1,135.62

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Solution

The fourth proportional to 1,764.27, 2,433.59 and 1,135.62 is: 1,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.27 : 2,433.59 = 1,135.62 : x
  2. Step 2: Convert to fraction form
    1,764.27/2,433.59 = 1,135.62/x
  3. Step 3: Cross multiply
    1,764.27x = 2,433.59 × 1,135.62
  4. Step 4: Simplify right side
    1,764.27x = 2,763,627.80
  5. Step 5: Solve for x
    x = 2,763,627.80/1,764.27
  6. Step 6: Final answer
    x = 1,566.44

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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.