Home / 10,948.68-16,425.99-3,157.56

Finding the Fourth Proportional to 10,948.68, 16,425.99 and 3,157.56

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Solution

The fourth proportional to 10,948.68, 16,425.99 and 3,157.56 is: 4,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.68 : 16,425.99 = 3,157.56 : x
  2. Step 2: Convert to fraction form
    10,948.68/16,425.99 = 3,157.56/x
  3. Step 3: Cross multiply
    10,948.68x = 16,425.99 × 3,157.56
  4. Step 4: Simplify right side
    10,948.68x = 51,866,048.98
  5. Step 5: Solve for x
    x = 51,866,048.98/10,948.68
  6. Step 6: Final answer
    x = 4,737.20

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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.