Home / 9,164.37-12,657.15-6,192.48

Finding the Fourth Proportional to 9,164.37, 12,657.15 and 6,192.48

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Solution

The fourth proportional to 9,164.37, 12,657.15 and 6,192.48 is: 8,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164.37 : 12,657.15 = 6,192.48 : x
  2. Step 2: Convert to fraction form
    9,164.37/12,657.15 = 6,192.48/x
  3. Step 3: Cross multiply
    9,164.37x = 12,657.15 × 6,192.48
  4. Step 4: Simplify right side
    9,164.37x = 78,379,148.23
  5. Step 5: Solve for x
    x = 78,379,148.23/9,164.37
  6. Step 6: Final answer
    x = 8,552.60

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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.