Home / 7,239.44-10,859.40-2,309.36

Finding the Fourth Proportional to 7,239.44, 10,859.40 and 2,309.36

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Solution

The fourth proportional to 7,239.44, 10,859.40 and 2,309.36 is: 3,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.44 : 10,859.40 = 2,309.36 : x
  2. Step 2: Convert to fraction form
    7,239.44/10,859.40 = 2,309.36/x
  3. Step 3: Cross multiply
    7,239.44x = 10,859.40 × 2,309.36
  4. Step 4: Simplify right side
    7,239.44x = 25,078,263.98
  5. Step 5: Solve for x
    x = 25,078,263.98/7,239.44
  6. Step 6: Final answer
    x = 3,464.12

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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.