Home / 8,038.62-12,059.64-2,492.10

Finding the Fourth Proportional to 8,038.62, 12,059.64 and 2,492.10

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Solution

The fourth proportional to 8,038.62, 12,059.64 and 2,492.10 is: 3,738.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.62 : 12,059.64 = 2,492.10 : x
  2. Step 2: Convert to fraction form
    8,038.62/12,059.64 = 2,492.10/x
  3. Step 3: Cross multiply
    8,038.62x = 12,059.64 × 2,492.10
  4. Step 4: Simplify right side
    8,038.62x = 30,053,828.84
  5. Step 5: Solve for x
    x = 30,053,828.84/8,038.62
  6. Step 6: Final answer
    x = 3,738.68

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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.