Home / 8,165.10-11,267.44-4,579.61

Finding the Fourth Proportional to 8,165.10, 11,267.44 and 4,579.61

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Solution

The fourth proportional to 8,165.10, 11,267.44 and 4,579.61 is: 6,319.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.10 : 11,267.44 = 4,579.61 : x
  2. Step 2: Convert to fraction form
    8,165.10/11,267.44 = 4,579.61/x
  3. Step 3: Cross multiply
    8,165.10x = 11,267.44 × 4,579.61
  4. Step 4: Simplify right side
    8,165.10x = 51,600,527.50
  5. Step 5: Solve for x
    x = 51,600,527.50/8,165.10
  6. Step 6: Final answer
    x = 6,319.64

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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.