Home / 9,968.48-14,944.80-6,840.80

Finding the Fourth Proportional to 9,968.48, 14,944.80 and 6,840.80

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Solution

The fourth proportional to 9,968.48, 14,944.80 and 6,840.80 is: 10,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.48 : 14,944.80 = 6,840.80 : x
  2. Step 2: Convert to fraction form
    9,968.48/14,944.80 = 6,840.80/x
  3. Step 3: Cross multiply
    9,968.48x = 14,944.80 × 6,840.80
  4. Step 4: Simplify right side
    9,968.48x = 102,234,387.84
  5. Step 5: Solve for x
    x = 102,234,387.84/9,968.48
  6. Step 6: Final answer
    x = 10,255.76

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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.