Home / 4,669.21-6,996.78-2,818.27

Finding the Fourth Proportional to 4,669.21, 6,996.78 and 2,818.27

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Solution

The fourth proportional to 4,669.21, 6,996.78 and 2,818.27 is: 4,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.21 : 6,996.78 = 2,818.27 : x
  2. Step 2: Convert to fraction form
    4,669.21/6,996.78 = 2,818.27/x
  3. Step 3: Cross multiply
    4,669.21x = 6,996.78 × 2,818.27
  4. Step 4: Simplify right side
    4,669.21x = 19,718,815.17
  5. Step 5: Solve for x
    x = 19,718,815.17/4,669.21
  6. Step 6: Final answer
    x = 4,223.16

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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.