Home / 5,244.08-7,865.56-3,290.48

Finding the Fourth Proportional to 5,244.08, 7,865.56 and 3,290.48

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Solution

The fourth proportional to 5,244.08, 7,865.56 and 3,290.48 is: 4,935.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.08 : 7,865.56 = 3,290.48 : x
  2. Step 2: Convert to fraction form
    5,244.08/7,865.56 = 3,290.48/x
  3. Step 3: Cross multiply
    5,244.08x = 7,865.56 × 3,290.48
  4. Step 4: Simplify right side
    5,244.08x = 25,881,467.87
  5. Step 5: Solve for x
    x = 25,881,467.87/5,244.08
  6. Step 6: Final answer
    x = 4,935.37

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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.