Home / 8,116.06-12,175.20-2,567.50

Finding the Fourth Proportional to 8,116.06, 12,175.20 and 2,567.50

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Solution

The fourth proportional to 8,116.06, 12,175.20 and 2,567.50 is: 3,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.06 : 12,175.20 = 2,567.50 : x
  2. Step 2: Convert to fraction form
    8,116.06/12,175.20 = 2,567.50/x
  3. Step 3: Cross multiply
    8,116.06x = 12,175.20 × 2,567.50
  4. Step 4: Simplify right side
    8,116.06x = 31,259,826.00
  5. Step 5: Solve for x
    x = 31,259,826.00/8,116.06
  6. Step 6: Final answer
    x = 3,851.60

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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.