Home / 5,262.05-7,261.72-2,904.21

Finding the Fourth Proportional to 5,262.05, 7,261.72 and 2,904.21

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Solution

The fourth proportional to 5,262.05, 7,261.72 and 2,904.21 is: 4,007.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.05 : 7,261.72 = 2,904.21 : x
  2. Step 2: Convert to fraction form
    5,262.05/7,261.72 = 2,904.21/x
  3. Step 3: Cross multiply
    5,262.05x = 7,261.72 × 2,904.21
  4. Step 4: Simplify right side
    5,262.05x = 21,089,552.58
  5. Step 5: Solve for x
    x = 21,089,552.58/5,262.05
  6. Step 6: Final answer
    x = 4,007.86

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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.