Home / 9,057.75-13,581.30-4,124.70

Finding the Fourth Proportional to 9,057.75, 13,581.30 and 4,124.70

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Solution

The fourth proportional to 9,057.75, 13,581.30 and 4,124.70 is: 6,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057.75 : 13,581.30 = 4,124.70 : x
  2. Step 2: Convert to fraction form
    9,057.75/13,581.30 = 4,124.70/x
  3. Step 3: Cross multiply
    9,057.75x = 13,581.30 × 4,124.70
  4. Step 4: Simplify right side
    9,057.75x = 56,018,730.58
  5. Step 5: Solve for x
    x = 56,018,730.58/9,057.75
  6. Step 6: Final answer
    x = 6,184.62

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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.