Home / 5,004.32-6,905.76-2,908.28

Finding the Fourth Proportional to 5,004.32, 6,905.76 and 2,908.28

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Solution

The fourth proportional to 5,004.32, 6,905.76 and 2,908.28 is: 4,013.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.32 : 6,905.76 = 2,908.28 : x
  2. Step 2: Convert to fraction form
    5,004.32/6,905.76 = 2,908.28/x
  3. Step 3: Cross multiply
    5,004.32x = 6,905.76 × 2,908.28
  4. Step 4: Simplify right side
    5,004.32x = 20,083,883.69
  5. Step 5: Solve for x
    x = 20,083,883.69/5,004.32
  6. Step 6: Final answer
    x = 4,013.31

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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.