Home / 11,650.20-16,077.46-6,345.02

Finding the Fourth Proportional to 11,650.20, 16,077.46 and 6,345.02

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Solution

The fourth proportional to 11,650.20, 16,077.46 and 6,345.02 is: 8,756.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.20 : 16,077.46 = 6,345.02 : x
  2. Step 2: Convert to fraction form
    11,650.20/16,077.46 = 6,345.02/x
  3. Step 3: Cross multiply
    11,650.20x = 16,077.46 × 6,345.02
  4. Step 4: Simplify right side
    11,650.20x = 102,011,740.72
  5. Step 5: Solve for x
    x = 102,011,740.72/11,650.20
  6. Step 6: Final answer
    x = 8,756.22

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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.