Home / 10,361.06-15,532.60-4,811.55

Finding the Fourth Proportional to 10,361.06, 15,532.60 and 4,811.55

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Solution

The fourth proportional to 10,361.06, 15,532.60 and 4,811.55 is: 7,213.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.06 : 15,532.60 = 4,811.55 : x
  2. Step 2: Convert to fraction form
    10,361.06/15,532.60 = 4,811.55/x
  3. Step 3: Cross multiply
    10,361.06x = 15,532.60 × 4,811.55
  4. Step 4: Simplify right side
    10,361.06x = 74,735,881.53
  5. Step 5: Solve for x
    x = 74,735,881.53/10,361.06
  6. Step 6: Final answer
    x = 7,213.15

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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.