Home / 9,616.14-13,270.47-5,424.36

Finding the Fourth Proportional to 9,616.14, 13,270.47 and 5,424.36

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Solution

The fourth proportional to 9,616.14, 13,270.47 and 5,424.36 is: 7,485.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,616.14 : 13,270.47 = 5,424.36 : x
  2. Step 2: Convert to fraction form
    9,616.14/13,270.47 = 5,424.36/x
  3. Step 3: Cross multiply
    9,616.14x = 13,270.47 × 5,424.36
  4. Step 4: Simplify right side
    9,616.14x = 71,983,806.65
  5. Step 5: Solve for x
    x = 71,983,806.65/9,616.14
  6. Step 6: Final answer
    x = 7,485.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.