Home / 4,346.90-6,520.96-1,425.44

Finding the Fourth Proportional to 4,346.90, 6,520.96 and 1,425.44

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Solution

The fourth proportional to 4,346.90, 6,520.96 and 1,425.44 is: 2,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,346.90 : 6,520.96 = 1,425.44 : x
  2. Step 2: Convert to fraction form
    4,346.90/6,520.96 = 1,425.44/x
  3. Step 3: Cross multiply
    4,346.90x = 6,520.96 × 1,425.44
  4. Step 4: Simplify right side
    4,346.90x = 9,295,237.22
  5. Step 5: Solve for x
    x = 9,295,237.22/4,346.90
  6. Step 6: Final answer
    x = 2,138.36

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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.