Home / 4,889.36-7,326.88-2,802.96

Finding the Fourth Proportional to 4,889.36, 7,326.88 and 2,802.96

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Solution

The fourth proportional to 4,889.36, 7,326.88 and 2,802.96 is: 4,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.36 : 7,326.88 = 2,802.96 : x
  2. Step 2: Convert to fraction form
    4,889.36/7,326.88 = 2,802.96/x
  3. Step 3: Cross multiply
    4,889.36x = 7,326.88 × 2,802.96
  4. Step 4: Simplify right side
    4,889.36x = 20,536,951.56
  5. Step 5: Solve for x
    x = 20,536,951.56/4,889.36
  6. Step 6: Final answer
    x = 4,200.34

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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.