Home / 5,493.34-7,579.21-3,103.18

Finding the Fourth Proportional to 5,493.34, 7,579.21 and 3,103.18

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Solution

The fourth proportional to 5,493.34, 7,579.21 and 3,103.18 is: 4,281.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.34 : 7,579.21 = 3,103.18 : x
  2. Step 2: Convert to fraction form
    5,493.34/7,579.21 = 3,103.18/x
  3. Step 3: Cross multiply
    5,493.34x = 7,579.21 × 3,103.18
  4. Step 4: Simplify right side
    5,493.34x = 23,519,652.89
  5. Step 5: Solve for x
    x = 23,519,652.89/5,493.34
  6. Step 6: Final answer
    x = 4,281.49

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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.