Home / 7,916.25-11,880.21-3,756.27

Finding the Fourth Proportional to 7,916.25, 11,880.21 and 3,756.27

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Solution

The fourth proportional to 7,916.25, 11,880.21 and 3,756.27 is: 5,637.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.25 : 11,880.21 = 3,756.27 : x
  2. Step 2: Convert to fraction form
    7,916.25/11,880.21 = 3,756.27/x
  3. Step 3: Cross multiply
    7,916.25x = 11,880.21 × 3,756.27
  4. Step 4: Simplify right side
    7,916.25x = 44,625,276.42
  5. Step 5: Solve for x
    x = 44,625,276.42/7,916.25
  6. Step 6: Final answer
    x = 5,637.17

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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.