Home / 5,322.83-7,338.35-3,727.34

Finding the Fourth Proportional to 5,322.83, 7,338.35 and 3,727.34

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Solution

The fourth proportional to 5,322.83, 7,338.35 and 3,727.34 is: 5,138.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.83 : 7,338.35 = 3,727.34 : x
  2. Step 2: Convert to fraction form
    5,322.83/7,338.35 = 3,727.34/x
  3. Step 3: Cross multiply
    5,322.83x = 7,338.35 × 3,727.34
  4. Step 4: Simplify right side
    5,322.83x = 27,352,498.12
  5. Step 5: Solve for x
    x = 27,352,498.12/5,322.83
  6. Step 6: Final answer
    x = 5,138.71

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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.