Home / 6,424.22-9,637.20-3,135.03

Finding the Fourth Proportional to 6,424.22, 9,637.20 and 3,135.03

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Solution

The fourth proportional to 6,424.22, 9,637.20 and 3,135.03 is: 4,702.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.22 : 9,637.20 = 3,135.03 : x
  2. Step 2: Convert to fraction form
    6,424.22/9,637.20 = 3,135.03/x
  3. Step 3: Cross multiply
    6,424.22x = 9,637.20 × 3,135.03
  4. Step 4: Simplify right side
    6,424.22x = 30,212,911.12
  5. Step 5: Solve for x
    x = 30,212,911.12/6,424.22
  6. Step 6: Final answer
    x = 4,702.97

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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.