Home / 1,933.96-2,668.93-1,137.14

Finding the Fourth Proportional to 1,933.96, 2,668.93 and 1,137.14

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Solution

The fourth proportional to 1,933.96, 2,668.93 and 1,137.14 is: 1,569.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.96 : 2,668.93 = 1,137.14 : x
  2. Step 2: Convert to fraction form
    1,933.96/2,668.93 = 1,137.14/x
  3. Step 3: Cross multiply
    1,933.96x = 2,668.93 × 1,137.14
  4. Step 4: Simplify right side
    1,933.96x = 3,034,946.13
  5. Step 5: Solve for x
    x = 3,034,946.13/1,933.96
  6. Step 6: Final answer
    x = 1,569.29

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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.