Home / 9,157.44-12,635.15-6,327.30

Finding the Fourth Proportional to 9,157.44, 12,635.15 and 6,327.30

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Solution

The fourth proportional to 9,157.44, 12,635.15 and 6,327.30 is: 8,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157.44 : 12,635.15 = 6,327.30 : x
  2. Step 2: Convert to fraction form
    9,157.44/12,635.15 = 6,327.30/x
  3. Step 3: Cross multiply
    9,157.44x = 12,635.15 × 6,327.30
  4. Step 4: Simplify right side
    9,157.44x = 79,946,352.96
  5. Step 5: Solve for x
    x = 79,946,352.96/9,157.44
  6. Step 6: Final answer
    x = 8,730.21

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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.