Home / 7,193.25-10,789.38-4,420.35

Finding the Fourth Proportional to 7,193.25, 10,789.38 and 4,420.35

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Solution

The fourth proportional to 7,193.25, 10,789.38 and 4,420.35 is: 6,630.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.25 : 10,789.38 = 4,420.35 : x
  2. Step 2: Convert to fraction form
    7,193.25/10,789.38 = 4,420.35/x
  3. Step 3: Cross multiply
    7,193.25x = 10,789.38 × 4,420.35
  4. Step 4: Simplify right side
    7,193.25x = 47,692,835.88
  5. Step 5: Solve for x
    x = 47,692,835.88/7,193.25
  6. Step 6: Final answer
    x = 6,630.22

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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.