Home / 8,156.28-12,235.23-2,962.56

Finding the Fourth Proportional to 8,156.28, 12,235.23 and 2,962.56

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Solution

The fourth proportional to 8,156.28, 12,235.23 and 2,962.56 is: 4,444.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.28 : 12,235.23 = 2,962.56 : x
  2. Step 2: Convert to fraction form
    8,156.28/12,235.23 = 2,962.56/x
  3. Step 3: Cross multiply
    8,156.28x = 12,235.23 × 2,962.56
  4. Step 4: Simplify right side
    8,156.28x = 36,247,602.99
  5. Step 5: Solve for x
    x = 36,247,602.99/8,156.28
  6. Step 6: Final answer
    x = 4,444.13

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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.