Home / 6,772.28-10,157.13-2,389.23

Finding the Fourth Proportional to 6,772.28, 10,157.13 and 2,389.23

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Solution

The fourth proportional to 6,772.28, 10,157.13 and 2,389.23 is: 3,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.28 : 10,157.13 = 2,389.23 : x
  2. Step 2: Convert to fraction form
    6,772.28/10,157.13 = 2,389.23/x
  3. Step 3: Cross multiply
    6,772.28x = 10,157.13 × 2,389.23
  4. Step 4: Simplify right side
    6,772.28x = 24,267,719.71
  5. Step 5: Solve for x
    x = 24,267,719.71/6,772.28
  6. Step 6: Final answer
    x = 3,583.39

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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.