Home / 8,792.28-13,188.42-2,218.98

Finding the Fourth Proportional to 8,792.28, 13,188.42 and 2,218.98

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Solution

The fourth proportional to 8,792.28, 13,188.42 and 2,218.98 is: 3,328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.28 : 13,188.42 = 2,218.98 : x
  2. Step 2: Convert to fraction form
    8,792.28/13,188.42 = 2,218.98/x
  3. Step 3: Cross multiply
    8,792.28x = 13,188.42 × 2,218.98
  4. Step 4: Simplify right side
    8,792.28x = 29,264,840.21
  5. Step 5: Solve for x
    x = 29,264,840.21/8,792.28
  6. Step 6: Final answer
    x = 3,328.47

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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.