Home / 10,361.32-15,541.81-2,964.80

Finding the Fourth Proportional to 10,361.32, 15,541.81 and 2,964.80

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Solution

The fourth proportional to 10,361.32, 15,541.81 and 2,964.80 is: 4,447.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.32 : 15,541.81 = 2,964.80 : x
  2. Step 2: Convert to fraction form
    10,361.32/15,541.81 = 2,964.80/x
  3. Step 3: Cross multiply
    10,361.32x = 15,541.81 × 2,964.80
  4. Step 4: Simplify right side
    10,361.32x = 46,078,389.73
  5. Step 5: Solve for x
    x = 46,078,389.73/10,361.32
  6. Step 6: Final answer
    x = 4,447.16

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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.