Home / 5,322.29-7,344.40-3,083.76

Finding the Fourth Proportional to 5,322.29, 7,344.40 and 3,083.76

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Solution

The fourth proportional to 5,322.29, 7,344.40 and 3,083.76 is: 4,255.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.29 : 7,344.40 = 3,083.76 : x
  2. Step 2: Convert to fraction form
    5,322.29/7,344.40 = 3,083.76/x
  3. Step 3: Cross multiply
    5,322.29x = 7,344.40 × 3,083.76
  4. Step 4: Simplify right side
    5,322.29x = 22,648,390.01
  5. Step 5: Solve for x
    x = 22,648,390.01/5,322.29
  6. Step 6: Final answer
    x = 4,255.39

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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.