Home / 5,261.96-7,261.48-2,904.10

Finding the Fourth Proportional to 5,261.96, 7,261.48 and 2,904.10

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Solution

The fourth proportional to 5,261.96, 7,261.48 and 2,904.10 is: 4,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.96 : 7,261.48 = 2,904.10 : x
  2. Step 2: Convert to fraction form
    5,261.96/7,261.48 = 2,904.10/x
  3. Step 3: Cross multiply
    5,261.96x = 7,261.48 × 2,904.10
  4. Step 4: Simplify right side
    5,261.96x = 21,088,027.76
  5. Step 5: Solve for x
    x = 21,088,027.76/5,261.96
  6. Step 6: Final answer
    x = 4,007.64

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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.