Home / 9,418.02-14,129.34-6,650.10

Finding the Fourth Proportional to 9,418.02, 14,129.34 and 6,650.10

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Solution

The fourth proportional to 9,418.02, 14,129.34 and 6,650.10 is: 9,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.02 : 14,129.34 = 6,650.10 : x
  2. Step 2: Convert to fraction form
    9,418.02/14,129.34 = 6,650.10/x
  3. Step 3: Cross multiply
    9,418.02x = 14,129.34 × 6,650.10
  4. Step 4: Simplify right side
    9,418.02x = 93,961,523.93
  5. Step 5: Solve for x
    x = 93,961,523.93/9,418.02
  6. Step 6: Final answer
    x = 9,976.78

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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.