Home / 9,936.43-13,712.06-5,460.08

Finding the Fourth Proportional to 9,936.43, 13,712.06 and 5,460.08

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Solution

The fourth proportional to 9,936.43, 13,712.06 and 5,460.08 is: 7,534.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.43 : 13,712.06 = 5,460.08 : x
  2. Step 2: Convert to fraction form
    9,936.43/13,712.06 = 5,460.08/x
  3. Step 3: Cross multiply
    9,936.43x = 13,712.06 × 5,460.08
  4. Step 4: Simplify right side
    9,936.43x = 74,868,889.65
  5. Step 5: Solve for x
    x = 74,868,889.65/9,936.43
  6. Step 6: Final answer
    x = 7,534.79

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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.