Home / 9,921.16-14,881.66-2,525.56

Finding the Fourth Proportional to 9,921.16, 14,881.66 and 2,525.56

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Solution

The fourth proportional to 9,921.16, 14,881.66 and 2,525.56 is: 3,788.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,921.16 : 14,881.66 = 2,525.56 : x
  2. Step 2: Convert to fraction form
    9,921.16/14,881.66 = 2,525.56/x
  3. Step 3: Cross multiply
    9,921.16x = 14,881.66 × 2,525.56
  4. Step 4: Simplify right side
    9,921.16x = 37,584,525.23
  5. Step 5: Solve for x
    x = 37,584,525.23/9,921.16
  6. Step 6: Final answer
    x = 3,788.32

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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.