Home / 8,457.35-12,682.02-2,531.95

Finding the Fourth Proportional to 8,457.35, 12,682.02 and 2,531.95

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Solution

The fourth proportional to 8,457.35, 12,682.02 and 2,531.95 is: 3,796.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457.35 : 12,682.02 = 2,531.95 : x
  2. Step 2: Convert to fraction form
    8,457.35/12,682.02 = 2,531.95/x
  3. Step 3: Cross multiply
    8,457.35x = 12,682.02 × 2,531.95
  4. Step 4: Simplify right side
    8,457.35x = 32,110,218.33
  5. Step 5: Solve for x
    x = 32,110,218.33/8,457.35
  6. Step 6: Final answer
    x = 3,796.72

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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.