Home / 8,098.28-12,145.69-3,416.48

Finding the Fourth Proportional to 8,098.28, 12,145.69 and 3,416.48

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Solution

The fourth proportional to 8,098.28, 12,145.69 and 3,416.48 is: 5,123.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.28 : 12,145.69 = 3,416.48 : x
  2. Step 2: Convert to fraction form
    8,098.28/12,145.69 = 3,416.48/x
  3. Step 3: Cross multiply
    8,098.28x = 12,145.69 × 3,416.48
  4. Step 4: Simplify right side
    8,098.28x = 41,495,506.97
  5. Step 5: Solve for x
    x = 41,495,506.97/8,098.28
  6. Step 6: Final answer
    x = 5,123.99

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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.