Home / 9,004.64-13,507.48-2,431.36

Finding the Fourth Proportional to 9,004.64, 13,507.48 and 2,431.36

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Solution

The fourth proportional to 9,004.64, 13,507.48 and 2,431.36 is: 3,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,004.64 : 13,507.48 = 2,431.36 : x
  2. Step 2: Convert to fraction form
    9,004.64/13,507.48 = 2,431.36/x
  3. Step 3: Cross multiply
    9,004.64x = 13,507.48 × 2,431.36
  4. Step 4: Simplify right side
    9,004.64x = 32,841,479.04
  5. Step 5: Solve for x
    x = 32,841,479.04/9,004.64
  6. Step 6: Final answer
    x = 3,647.17

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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.