Home / 5,669.96-7,823.34-3,431.39

Finding the Fourth Proportional to 5,669.96, 7,823.34 and 3,431.39

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Solution

The fourth proportional to 5,669.96, 7,823.34 and 3,431.39 is: 4,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.96 : 7,823.34 = 3,431.39 : x
  2. Step 2: Convert to fraction form
    5,669.96/7,823.34 = 3,431.39/x
  3. Step 3: Cross multiply
    5,669.96x = 7,823.34 × 3,431.39
  4. Step 4: Simplify right side
    5,669.96x = 26,844,950.20
  5. Step 5: Solve for x
    x = 26,844,950.20/5,669.96
  6. Step 6: Final answer
    x = 4,734.59

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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.