Home / 9,013.63-13,519.75-2,439.64

Finding the Fourth Proportional to 9,013.63, 13,519.75 and 2,439.64

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Solution

The fourth proportional to 9,013.63, 13,519.75 and 2,439.64 is: 3,659.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.63 : 13,519.75 = 2,439.64 : x
  2. Step 2: Convert to fraction form
    9,013.63/13,519.75 = 2,439.64/x
  3. Step 3: Cross multiply
    9,013.63x = 13,519.75 × 2,439.64
  4. Step 4: Simplify right side
    9,013.63x = 32,983,322.89
  5. Step 5: Solve for x
    x = 32,983,322.89/9,013.63
  6. Step 6: Final answer
    x = 3,659.27

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1.5x scale

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.