Home / 5,261.23-7,260.46-2,903.38

Finding the Fourth Proportional to 5,261.23, 7,260.46 and 2,903.38

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Solution

The fourth proportional to 5,261.23, 7,260.46 and 2,903.38 is: 4,006.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.23 : 7,260.46 = 2,903.38 : x
  2. Step 2: Convert to fraction form
    5,261.23/7,260.46 = 2,903.38/x
  3. Step 3: Cross multiply
    5,261.23x = 7,260.46 × 2,903.38
  4. Step 4: Simplify right side
    5,261.23x = 21,079,848.95
  5. Step 5: Solve for x
    x = 21,079,848.95/5,261.23
  6. Step 6: Final answer
    x = 4,006.64

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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.