Home / 9,936.36-13,712.36-5,460.01

Finding the Fourth Proportional to 9,936.36, 13,712.36 and 5,460.01

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Solution

The fourth proportional to 9,936.36, 13,712.36 and 5,460.01 is: 7,534.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.36 : 13,712.36 = 5,460.01 : x
  2. Step 2: Convert to fraction form
    9,936.36/13,712.36 = 5,460.01/x
  3. Step 3: Cross multiply
    9,936.36x = 13,712.36 × 5,460.01
  4. Step 4: Simplify right side
    9,936.36x = 74,869,561.14
  5. Step 5: Solve for x
    x = 74,869,561.14/9,936.36
  6. Step 6: Final answer
    x = 7,534.91

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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.