Home / 1,933.16-2,899.75-1,358.60

Finding the Fourth Proportional to 1,933.16, 2,899.75 and 1,358.60

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Solution

The fourth proportional to 1,933.16, 2,899.75 and 1,358.60 is: 2,037.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.16 : 2,899.75 = 1,358.60 : x
  2. Step 2: Convert to fraction form
    1,933.16/2,899.75 = 1,358.60/x
  3. Step 3: Cross multiply
    1,933.16x = 2,899.75 × 1,358.60
  4. Step 4: Simplify right side
    1,933.16x = 3,939,600.35
  5. Step 5: Solve for x
    x = 3,939,600.35/1,933.16
  6. Step 6: Final answer
    x = 2,037.91

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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.