Home / 1,933.31-2,668.64-1,303.44

Finding the Fourth Proportional to 1,933.31, 2,668.64 and 1,303.44

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Solution

The fourth proportional to 1,933.31, 2,668.64 and 1,303.44 is: 1,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.31 : 2,668.64 = 1,303.44 : x
  2. Step 2: Convert to fraction form
    1,933.31/2,668.64 = 1,303.44/x
  3. Step 3: Cross multiply
    1,933.31x = 2,668.64 × 1,303.44
  4. Step 4: Simplify right side
    1,933.31x = 3,478,395.60
  5. Step 5: Solve for x
    x = 3,478,395.60/1,933.31
  6. Step 6: Final answer
    x = 1,799.19

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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.