Home / 8,310.40-12,466.80-2,466.24

Finding the Fourth Proportional to 8,310.40, 12,466.80 and 2,466.24

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Solution

The fourth proportional to 8,310.40, 12,466.80 and 2,466.24 is: 3,699.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.40 : 12,466.80 = 2,466.24 : x
  2. Step 2: Convert to fraction form
    8,310.40/12,466.80 = 2,466.24/x
  3. Step 3: Cross multiply
    8,310.40x = 12,466.80 × 2,466.24
  4. Step 4: Simplify right side
    8,310.40x = 30,746,120.83
  5. Step 5: Solve for x
    x = 30,746,120.83/8,310.40
  6. Step 6: Final answer
    x = 3,699.72

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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.