Home / 13,098.08-19,647.12-3,861.92

Finding the Fourth Proportional to 13,098.08, 19,647.12 and 3,861.92

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Solution

The fourth proportional to 13,098.08, 19,647.12 and 3,861.92 is: 5,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.08 : 19,647.12 = 3,861.92 : x
  2. Step 2: Convert to fraction form
    13,098.08/19,647.12 = 3,861.92/x
  3. Step 3: Cross multiply
    13,098.08x = 19,647.12 × 3,861.92
  4. Step 4: Simplify right side
    13,098.08x = 75,875,605.67
  5. Step 5: Solve for x
    x = 75,875,605.67/13,098.08
  6. Step 6: Final answer
    x = 5,792.88

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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.