Home / 8,082.90-12,124.86-2,536.46

Finding the Fourth Proportional to 8,082.90, 12,124.86 and 2,536.46

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Solution

The fourth proportional to 8,082.90, 12,124.86 and 2,536.46 is: 3,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.90 : 12,124.86 = 2,536.46 : x
  2. Step 2: Convert to fraction form
    8,082.90/12,124.86 = 2,536.46/x
  3. Step 3: Cross multiply
    8,082.90x = 12,124.86 × 2,536.46
  4. Step 4: Simplify right side
    8,082.90x = 30,754,242.23
  5. Step 5: Solve for x
    x = 30,754,242.23/8,082.90
  6. Step 6: Final answer
    x = 3,804.85

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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.