Home / 5,076.27-7,004.70-2,838.06

Finding the Fourth Proportional to 5,076.27, 7,004.70 and 2,838.06

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Solution

The fourth proportional to 5,076.27, 7,004.70 and 2,838.06 is: 3,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.27 : 7,004.70 = 2,838.06 : x
  2. Step 2: Convert to fraction form
    5,076.27/7,004.70 = 2,838.06/x
  3. Step 3: Cross multiply
    5,076.27x = 7,004.70 × 2,838.06
  4. Step 4: Simplify right side
    5,076.27x = 19,879,758.88
  5. Step 5: Solve for x
    x = 19,879,758.88/5,076.27
  6. Step 6: Final answer
    x = 3,916.21

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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.