Home / 5,372.60-8,058.90-3,404.30

Finding the Fourth Proportional to 5,372.60, 8,058.90 and 3,404.30

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Solution

The fourth proportional to 5,372.60, 8,058.90 and 3,404.30 is: 5,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.60 : 8,058.90 = 3,404.30 : x
  2. Step 2: Convert to fraction form
    5,372.60/8,058.90 = 3,404.30/x
  3. Step 3: Cross multiply
    5,372.60x = 8,058.90 × 3,404.30
  4. Step 4: Simplify right side
    5,372.60x = 27,434,913.27
  5. Step 5: Solve for x
    x = 27,434,913.27/5,372.60
  6. Step 6: Final answer
    x = 5,106.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.