Home / 8,311.02-12,464.40-2,466.30

Finding the Fourth Proportional to 8,311.02, 12,464.40 and 2,466.30

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Solution

The fourth proportional to 8,311.02, 12,464.40 and 2,466.30 is: 3,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311.02 : 12,464.40 = 2,466.30 : x
  2. Step 2: Convert to fraction form
    8,311.02/12,464.40 = 2,466.30/x
  3. Step 3: Cross multiply
    8,311.02x = 12,464.40 × 2,466.30
  4. Step 4: Simplify right side
    8,311.02x = 30,740,949.72
  5. Step 5: Solve for x
    x = 30,740,949.72/8,311.02
  6. Step 6: Final answer
    x = 3,698.82

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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.