Home / 5,261.62-7,260.96-2,903.71

Finding the Fourth Proportional to 5,261.62, 7,260.96 and 2,903.71

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Solution

The fourth proportional to 5,261.62, 7,260.96 and 2,903.71 is: 4,007.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.62 : 7,260.96 = 2,903.71 : x
  2. Step 2: Convert to fraction form
    5,261.62/7,260.96 = 2,903.71/x
  3. Step 3: Cross multiply
    5,261.62x = 7,260.96 × 2,903.71
  4. Step 4: Simplify right side
    5,261.62x = 21,083,722.16
  5. Step 5: Solve for x
    x = 21,083,722.16/5,261.62
  6. Step 6: Final answer
    x = 4,007.08

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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.