Home / 5,136.28-7,701.93-3,056.56

Finding the Fourth Proportional to 5,136.28, 7,701.93 and 3,056.56

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Solution

The fourth proportional to 5,136.28, 7,701.93 and 3,056.56 is: 4,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.28 : 7,701.93 = 3,056.56 : x
  2. Step 2: Convert to fraction form
    5,136.28/7,701.93 = 3,056.56/x
  3. Step 3: Cross multiply
    5,136.28x = 7,701.93 × 3,056.56
  4. Step 4: Simplify right side
    5,136.28x = 23,541,411.16
  5. Step 5: Solve for x
    x = 23,541,411.16/5,136.28
  6. Step 6: Final answer
    x = 4,583.36

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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.