Home / 8,190.46-11,299.62-5,041.18

Finding the Fourth Proportional to 8,190.46, 11,299.62 and 5,041.18

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Solution

The fourth proportional to 8,190.46, 11,299.62 and 5,041.18 is: 6,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190.46 : 11,299.62 = 5,041.18 : x
  2. Step 2: Convert to fraction form
    8,190.46/11,299.62 = 5,041.18/x
  3. Step 3: Cross multiply
    8,190.46x = 11,299.62 × 5,041.18
  4. Step 4: Simplify right side
    8,190.46x = 56,963,390.10
  5. Step 5: Solve for x
    x = 56,963,390.10/8,190.46
  6. Step 6: Final answer
    x = 6,954.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.