Home / 6,792.18-10,188.28-1,861.62

Finding the Fourth Proportional to 6,792.18, 10,188.28 and 1,861.62

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Solution

The fourth proportional to 6,792.18, 10,188.28 and 1,861.62 is: 2,792.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792.18 : 10,188.28 = 1,861.62 : x
  2. Step 2: Convert to fraction form
    6,792.18/10,188.28 = 1,861.62/x
  3. Step 3: Cross multiply
    6,792.18x = 10,188.28 × 1,861.62
  4. Step 4: Simplify right side
    6,792.18x = 18,966,705.81
  5. Step 5: Solve for x
    x = 18,966,705.81/6,792.18
  6. Step 6: Final answer
    x = 2,792.43

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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.