Home / 5,915.45-8,163.23-3,262.77

Finding the Fourth Proportional to 5,915.45, 8,163.23 and 3,262.77

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Solution

The fourth proportional to 5,915.45, 8,163.23 and 3,262.77 is: 4,502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.45 : 8,163.23 = 3,262.77 : x
  2. Step 2: Convert to fraction form
    5,915.45/8,163.23 = 3,262.77/x
  3. Step 3: Cross multiply
    5,915.45x = 8,163.23 × 3,262.77
  4. Step 4: Simplify right side
    5,915.45x = 26,634,741.95
  5. Step 5: Solve for x
    x = 26,634,741.95/5,915.45
  6. Step 6: Final answer
    x = 4,502.57

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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.