Home / 9,936.34-13,712.81-5,460.13

Finding the Fourth Proportional to 9,936.34, 13,712.81 and 5,460.13

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Solution

The fourth proportional to 9,936.34, 13,712.81 and 5,460.13 is: 7,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.34 : 13,712.81 = 5,460.13 : x
  2. Step 2: Convert to fraction form
    9,936.34/13,712.81 = 5,460.13/x
  3. Step 3: Cross multiply
    9,936.34x = 13,712.81 × 5,460.13
  4. Step 4: Simplify right side
    9,936.34x = 74,873,725.27
  5. Step 5: Solve for x
    x = 74,873,725.27/9,936.34
  6. Step 6: Final answer
    x = 7,535.34

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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.