Home / 5,523.40-7,618.83-3,427.51

Finding the Fourth Proportional to 5,523.40, 7,618.83 and 3,427.51

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Solution

The fourth proportional to 5,523.40, 7,618.83 and 3,427.51 is: 4,727.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,523.40 : 7,618.83 = 3,427.51 : x
  2. Step 2: Convert to fraction form
    5,523.40/7,618.83 = 3,427.51/x
  3. Step 3: Cross multiply
    5,523.40x = 7,618.83 × 3,427.51
  4. Step 4: Simplify right side
    5,523.40x = 26,113,616.01
  5. Step 5: Solve for x
    x = 26,113,616.01/5,523.40
  6. Step 6: Final answer
    x = 4,727.82

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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.