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Finding the Fourth Proportional to 6,162.80, 8,504.87 and 3,510.32

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Solution

The fourth proportional to 6,162.80, 8,504.87 and 3,510.32 is: 4,844.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.80 : 8,504.87 = 3,510.32 : x
  2. Step 2: Convert to fraction form
    6,162.80/8,504.87 = 3,510.32/x
  3. Step 3: Cross multiply
    6,162.80x = 8,504.87 × 3,510.32
  4. Step 4: Simplify right side
    6,162.80x = 29,854,755.18
  5. Step 5: Solve for x
    x = 29,854,755.18/6,162.80
  6. Step 6: Final answer
    x = 4,844.35

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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.