Home / 10,851.87-16,265.21-4,996.18

Finding the Fourth Proportional to 10,851.87, 16,265.21 and 4,996.18

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Solution

The fourth proportional to 10,851.87, 16,265.21 and 4,996.18 is: 7,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.87 : 16,265.21 = 4,996.18 : x
  2. Step 2: Convert to fraction form
    10,851.87/16,265.21 = 4,996.18/x
  3. Step 3: Cross multiply
    10,851.87x = 16,265.21 × 4,996.18
  4. Step 4: Simplify right side
    10,851.87x = 81,263,912.25
  5. Step 5: Solve for x
    x = 81,263,912.25/10,851.87
  6. Step 6: Final answer
    x = 7,488.47

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1.5x scale

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.