Home / 7,904.55-11,852.92-2,637.75

Finding the Fourth Proportional to 7,904.55, 11,852.92 and 2,637.75

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Solution

The fourth proportional to 7,904.55, 11,852.92 and 2,637.75 is: 3,955.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.55 : 11,852.92 = 2,637.75 : x
  2. Step 2: Convert to fraction form
    7,904.55/11,852.92 = 2,637.75/x
  3. Step 3: Cross multiply
    7,904.55x = 11,852.92 × 2,637.75
  4. Step 4: Simplify right side
    7,904.55x = 31,265,026.54
  5. Step 5: Solve for x
    x = 31,265,026.54/7,904.55
  6. Step 6: Final answer
    x = 3,955.32

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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.