Home / 5,021.64-6,929.64-2,896.56

Finding the Fourth Proportional to 5,021.64, 6,929.64 and 2,896.56

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Solution

The fourth proportional to 5,021.64, 6,929.64 and 2,896.56 is: 3,997.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.64 : 6,929.64 = 2,896.56 : x
  2. Step 2: Convert to fraction form
    5,021.64/6,929.64 = 2,896.56/x
  3. Step 3: Cross multiply
    5,021.64x = 6,929.64 × 2,896.56
  4. Step 4: Simplify right side
    5,021.64x = 20,072,118.04
  5. Step 5: Solve for x
    x = 20,072,118.04/5,021.64
  6. Step 6: Final answer
    x = 3,997.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.