Home / 3,133.03-4,323.39-1,788.91

Finding the Fourth Proportional to 3,133.03, 4,323.39 and 1,788.91

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Solution

The fourth proportional to 3,133.03, 4,323.39 and 1,788.91 is: 2,468.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.03 : 4,323.39 = 1,788.91 : x
  2. Step 2: Convert to fraction form
    3,133.03/4,323.39 = 1,788.91/x
  3. Step 3: Cross multiply
    3,133.03x = 4,323.39 × 1,788.91
  4. Step 4: Simplify right side
    3,133.03x = 7,734,155.60
  5. Step 5: Solve for x
    x = 7,734,155.60/3,133.03
  6. Step 6: Final answer
    x = 2,468.59

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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.